Home / 52,787.04-79,171.92-19,522.86

Finding the Fourth Proportional to 52,787.04, 79,171.92 and 19,522.86

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Solution

The fourth proportional to 52,787.04, 79,171.92 and 19,522.86 is: 29,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.04 : 79,171.92 = 19,522.86 : x
  2. Step 2: Convert to fraction form
    52,787.04/79,171.92 = 19,522.86/x
  3. Step 3: Cross multiply
    52,787.04x = 79,171.92 × 19,522.86
  4. Step 4: Simplify right side
    52,787.04x = 1,545,662,310.09
  5. Step 5: Solve for x
    x = 1,545,662,310.09/52,787.04
  6. Step 6: Final answer
    x = 29,281.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.