Home / 52,744.28-72,787.19-28,872.47

Finding the Fourth Proportional to 52,744.28, 72,787.19 and 28,872.47

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Solution

The fourth proportional to 52,744.28, 72,787.19 and 28,872.47 is: 39,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.28 : 72,787.19 = 28,872.47 : x
  2. Step 2: Convert to fraction form
    52,744.28/72,787.19 = 28,872.47/x
  3. Step 3: Cross multiply
    52,744.28x = 72,787.19 × 28,872.47
  4. Step 4: Simplify right side
    52,744.28x = 2,101,545,959.66
  5. Step 5: Solve for x
    x = 2,101,545,959.66/52,744.28
  6. Step 6: Final answer
    x = 39,844.05

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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.