Home / 47,691.29-71,561.52-19,632.08

Finding the Fourth Proportional to 47,691.29, 71,561.52 and 19,632.08

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Solution

The fourth proportional to 47,691.29, 71,561.52 and 19,632.08 is: 29,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.29 : 71,561.52 = 19,632.08 : x
  2. Step 2: Convert to fraction form
    47,691.29/71,561.52 = 19,632.08/x
  3. Step 3: Cross multiply
    47,691.29x = 71,561.52 × 19,632.08
  4. Step 4: Simplify right side
    47,691.29x = 1,404,901,127.75
  5. Step 5: Solve for x
    x = 1,404,901,127.75/47,691.29
  6. Step 6: Final answer
    x = 29,458.24

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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.