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Finding the Fourth Proportional to 29,371.52, 44,057.08 and 7,185.22

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Solution

The fourth proportional to 29,371.52, 44,057.08 and 7,185.22 is: 10,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.52 : 44,057.08 = 7,185.22 : x
  2. Step 2: Convert to fraction form
    29,371.52/44,057.08 = 7,185.22/x
  3. Step 3: Cross multiply
    29,371.52x = 44,057.08 × 7,185.22
  4. Step 4: Simplify right side
    29,371.52x = 316,559,711.20
  5. Step 5: Solve for x
    x = 316,559,711.20/29,371.52
  6. Step 6: Final answer
    x = 10,777.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.