Home / 13,295.95-18,347.82-7,626.76

Finding the Fourth Proportional to 13,295.95, 18,347.82 and 7,626.76

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Solution

The fourth proportional to 13,295.95, 18,347.82 and 7,626.76 is: 10,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.95 : 18,347.82 = 7,626.76 : x
  2. Step 2: Convert to fraction form
    13,295.95/18,347.82 = 7,626.76/x
  3. Step 3: Cross multiply
    13,295.95x = 18,347.82 × 7,626.76
  4. Step 4: Simplify right side
    13,295.95x = 139,934,345.19
  5. Step 5: Solve for x
    x = 139,934,345.19/13,295.95
  6. Step 6: Final answer
    x = 10,524.59

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Double scale
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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.