Home / 13,227.13-18,252.27-7,560.76

Finding the Fourth Proportional to 13,227.13, 18,252.27 and 7,560.76

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Solution

The fourth proportional to 13,227.13, 18,252.27 and 7,560.76 is: 10,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.13 : 18,252.27 = 7,560.76 : x
  2. Step 2: Convert to fraction form
    13,227.13/18,252.27 = 7,560.76/x
  3. Step 3: Cross multiply
    13,227.13x = 18,252.27 × 7,560.76
  4. Step 4: Simplify right side
    13,227.13x = 138,001,032.93
  5. Step 5: Solve for x
    x = 138,001,032.93/13,227.13
  6. Step 6: Final answer
    x = 10,433.18

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Find fourth proportional to 6,613.57, 9,126.14 and 3,780.38
Half scale
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Double scale
Find fourth proportional to 13,228.13, 18,253.65 and 7,561.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.