Home / 52,172.32-71,997.24-29,510.95

Finding the Fourth Proportional to 52,172.32, 71,997.24 and 29,510.95

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Solution

The fourth proportional to 52,172.32, 71,997.24 and 29,510.95 is: 40,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,172.32 : 71,997.24 = 29,510.95 : x
  2. Step 2: Convert to fraction form
    52,172.32/71,997.24 = 29,510.95/x
  3. Step 3: Cross multiply
    52,172.32x = 71,997.24 × 29,510.95
  4. Step 4: Simplify right side
    52,172.32x = 2,124,706,949.78
  5. Step 5: Solve for x
    x = 2,124,706,949.78/52,172.32
  6. Step 6: Final answer
    x = 40,724.79

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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.