Home / 47,534.57-71,340.83-19,454.90

Finding the Fourth Proportional to 47,534.57, 71,340.83 and 19,454.90

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Solution

The fourth proportional to 47,534.57, 71,340.83 and 19,454.90 is: 29,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,534.57 : 71,340.83 = 19,454.90 : x
  2. Step 2: Convert to fraction form
    47,534.57/71,340.83 = 19,454.90/x
  3. Step 3: Cross multiply
    47,534.57x = 71,340.83 × 19,454.90
  4. Step 4: Simplify right side
    47,534.57x = 1,387,928,713.57
  5. Step 5: Solve for x
    x = 1,387,928,713.57/47,534.57
  6. Step 6: Final answer
    x = 29,198.30

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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.