Home / 50,545.26-69,729.90-29,312.22

Finding the Fourth Proportional to 50,545.26, 69,729.90 and 29,312.22

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Solution

The fourth proportional to 50,545.26, 69,729.90 and 29,312.22 is: 40,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,545.26 : 69,729.90 = 29,312.22 : x
  2. Step 2: Convert to fraction form
    50,545.26/69,729.90 = 29,312.22/x
  3. Step 3: Cross multiply
    50,545.26x = 69,729.90 × 29,312.22
  4. Step 4: Simplify right side
    50,545.26x = 2,043,938,169.38
  5. Step 5: Solve for x
    x = 2,043,938,169.38/50,545.26
  6. Step 6: Final answer
    x = 40,437.78

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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.