Home / 47,473.29-71,177.13-20,806.47

Finding the Fourth Proportional to 47,473.29, 71,177.13 and 20,806.47

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Solution

The fourth proportional to 47,473.29, 71,177.13 and 20,806.47 is: 31,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,473.29 : 71,177.13 = 20,806.47 : x
  2. Step 2: Convert to fraction form
    47,473.29/71,177.13 = 20,806.47/x
  3. Step 3: Cross multiply
    47,473.29x = 71,177.13 × 20,806.47
  4. Step 4: Simplify right side
    47,473.29x = 1,480,944,820.03
  5. Step 5: Solve for x
    x = 1,480,944,820.03/47,473.29
  6. Step 6: Final answer
    x = 31,195.33

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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.