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Finding the Fourth Proportional to 52,507.29, 72,461.99 and 29,847.23

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Solution

The fourth proportional to 52,507.29, 72,461.99 and 29,847.23 is: 41,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507.29 : 72,461.99 = 29,847.23 : x
  2. Step 2: Convert to fraction form
    52,507.29/72,461.99 = 29,847.23/x
  3. Step 3: Cross multiply
    52,507.29x = 72,461.99 × 29,847.23
  4. Step 4: Simplify right side
    52,507.29x = 2,162,790,073.43
  5. Step 5: Solve for x
    x = 2,162,790,073.43/52,507.29
  6. Step 6: Final answer
    x = 41,190.28

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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.