Home / 15,341.47-22,900.21-13,164.19

Finding the Fourth Proportional to 15,341.47, 22,900.21 and 13,164.19

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Solution

The fourth proportional to 15,341.47, 22,900.21 and 13,164.19 is: 19,650.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341.47 : 22,900.21 = 13,164.19 : x
  2. Step 2: Convert to fraction form
    15,341.47/22,900.21 = 13,164.19/x
  3. Step 3: Cross multiply
    15,341.47x = 22,900.21 × 13,164.19
  4. Step 4: Simplify right side
    15,341.47x = 301,462,715.48
  5. Step 5: Solve for x
    x = 301,462,715.48/15,341.47
  6. Step 6: Final answer
    x = 19,650.18

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.