Home / 29,380.86-40,545.22-15,952.30

Finding the Fourth Proportional to 29,380.86, 40,545.22 and 15,952.30

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Solution

The fourth proportional to 29,380.86, 40,545.22 and 15,952.30 is: 22,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.86 : 40,545.22 = 15,952.30 : x
  2. Step 2: Convert to fraction form
    29,380.86/40,545.22 = 15,952.30/x
  3. Step 3: Cross multiply
    29,380.86x = 40,545.22 × 15,952.30
  4. Step 4: Simplify right side
    29,380.86x = 646,789,513.01
  5. Step 5: Solve for x
    x = 646,789,513.01/29,380.86
  6. Step 6: Final answer
    x = 22,013.97

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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.