Home / 52,787.73-72,847.07-28,914.46

Finding the Fourth Proportional to 52,787.73, 72,847.07 and 28,914.46

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Solution

The fourth proportional to 52,787.73, 72,847.07 and 28,914.46 is: 39,901.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.73 : 72,847.07 = 28,914.46 : x
  2. Step 2: Convert to fraction form
    52,787.73/72,847.07 = 28,914.46/x
  3. Step 3: Cross multiply
    52,787.73x = 72,847.07 × 28,914.46
  4. Step 4: Simplify right side
    52,787.73x = 2,106,333,691.63
  5. Step 5: Solve for x
    x = 2,106,333,691.63/52,787.73
  6. Step 6: Final answer
    x = 39,901.96

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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.