Home / 42,470.04-63,754.28-22,787.04

Finding the Fourth Proportional to 42,470.04, 63,754.28 and 22,787.04

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Solution

The fourth proportional to 42,470.04, 63,754.28 and 22,787.04 is: 34,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,470.04 : 63,754.28 = 22,787.04 : x
  2. Step 2: Convert to fraction form
    42,470.04/63,754.28 = 22,787.04/x
  3. Step 3: Cross multiply
    42,470.04x = 63,754.28 × 22,787.04
  4. Step 4: Simplify right side
    42,470.04x = 1,452,771,328.53
  5. Step 5: Solve for x
    x = 1,452,771,328.53/42,470.04
  6. Step 6: Final answer
    x = 34,206.97

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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.