Home / 52,491.17-72,449.10-30,972.92

Finding the Fourth Proportional to 52,491.17, 72,449.10 and 30,972.92

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Solution

The fourth proportional to 52,491.17, 72,449.10 and 30,972.92 is: 42,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.17 : 72,449.10 = 30,972.92 : x
  2. Step 2: Convert to fraction form
    52,491.17/72,449.10 = 30,972.92/x
  3. Step 3: Cross multiply
    52,491.17x = 72,449.10 × 30,972.92
  4. Step 4: Simplify right side
    52,491.17x = 2,243,959,816.13
  5. Step 5: Solve for x
    x = 2,243,959,816.13/52,491.17
  6. Step 6: Final answer
    x = 42,749.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.