Home / 15,966.29-22,034.16-8,892.71

Finding the Fourth Proportional to 15,966.29, 22,034.16 and 8,892.71

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Solution

The fourth proportional to 15,966.29, 22,034.16 and 8,892.71 is: 12,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.29 : 22,034.16 = 8,892.71 : x
  2. Step 2: Convert to fraction form
    15,966.29/22,034.16 = 8,892.71/x
  3. Step 3: Cross multiply
    15,966.29x = 22,034.16 × 8,892.71
  4. Step 4: Simplify right side
    15,966.29x = 195,943,389.17
  5. Step 5: Solve for x
    x = 195,943,389.17/15,966.29
  6. Step 6: Final answer
    x = 12,272.32

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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.