Home / 29,380.85-40,545.60-15,952.10

Finding the Fourth Proportional to 29,380.85, 40,545.60 and 15,952.10

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Solution

The fourth proportional to 29,380.85, 40,545.60 and 15,952.10 is: 22,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.85 : 40,545.60 = 15,952.10 : x
  2. Step 2: Convert to fraction form
    29,380.85/40,545.60 = 15,952.10/x
  3. Step 3: Cross multiply
    29,380.85x = 40,545.60 × 15,952.10
  4. Step 4: Simplify right side
    29,380.85x = 646,787,465.76
  5. Step 5: Solve for x
    x = 646,787,465.76/29,380.85
  6. Step 6: Final answer
    x = 22,013.91

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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.