Home / 52,744.33-72,787.29-28,872.53

Finding the Fourth Proportional to 52,744.33, 72,787.29 and 28,872.53

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Solution

The fourth proportional to 52,744.33, 72,787.29 and 28,872.53 is: 39,844.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.33 : 72,787.29 = 28,872.53 : x
  2. Step 2: Convert to fraction form
    52,744.33/72,787.29 = 28,872.53/x
  3. Step 3: Cross multiply
    52,744.33x = 72,787.29 × 28,872.53
  4. Step 4: Simplify right side
    52,744.33x = 2,101,553,069.78
  5. Step 5: Solve for x
    x = 2,101,553,069.78/52,744.33
  6. Step 6: Final answer
    x = 39,844.15

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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.