Home / 29,381.10-40,545.68-15,952.08

Finding the Fourth Proportional to 29,381.10, 40,545.68 and 15,952.08

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Solution

The fourth proportional to 29,381.10, 40,545.68 and 15,952.08 is: 22,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.10 : 40,545.68 = 15,952.08 : x
  2. Step 2: Convert to fraction form
    29,381.10/40,545.68 = 15,952.08/x
  3. Step 3: Cross multiply
    29,381.10x = 40,545.68 × 15,952.08
  4. Step 4: Simplify right side
    29,381.10x = 646,787,931.01
  5. Step 5: Solve for x
    x = 646,787,931.01/29,381.10
  6. Step 6: Final answer
    x = 22,013.74

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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.