Home / 52,744.16-72,787.02-28,872.34

Finding the Fourth Proportional to 52,744.16, 72,787.02 and 28,872.34

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Solution

The fourth proportional to 52,744.16, 72,787.02 and 28,872.34 is: 39,843.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.16 : 72,787.02 = 28,872.34 : x
  2. Step 2: Convert to fraction form
    52,744.16/72,787.02 = 28,872.34/x
  3. Step 3: Cross multiply
    52,744.16x = 72,787.02 × 28,872.34
  4. Step 4: Simplify right side
    52,744.16x = 2,101,531,444.67
  5. Step 5: Solve for x
    x = 2,101,531,444.67/52,744.16
  6. Step 6: Final answer
    x = 39,843.87

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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.