Home / 29,490.13-40,695.76-16,061.62

Finding the Fourth Proportional to 29,490.13, 40,695.76 and 16,061.62

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Solution

The fourth proportional to 29,490.13, 40,695.76 and 16,061.62 is: 22,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,490.13 : 40,695.76 = 16,061.62 : x
  2. Step 2: Convert to fraction form
    29,490.13/40,695.76 = 16,061.62/x
  3. Step 3: Cross multiply
    29,490.13x = 40,695.76 × 16,061.62
  4. Step 4: Simplify right side
    29,490.13x = 653,639,832.73
  5. Step 5: Solve for x
    x = 653,639,832.73/29,490.13
  6. Step 6: Final answer
    x = 22,164.70

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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.