Home / 47,790.31-71,694.08-19,694.73

Finding the Fourth Proportional to 47,790.31, 71,694.08 and 19,694.73

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Solution

The fourth proportional to 47,790.31, 71,694.08 and 19,694.73 is: 29,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790.31 : 71,694.08 = 19,694.73 : x
  2. Step 2: Convert to fraction form
    47,790.31/71,694.08 = 19,694.73/x
  3. Step 3: Cross multiply
    47,790.31x = 71,694.08 × 19,694.73
  4. Step 4: Simplify right side
    47,790.31x = 1,411,995,548.20
  5. Step 5: Solve for x
    x = 1,411,995,548.20/47,790.31
  6. Step 6: Final answer
    x = 29,545.65

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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.