Home / 35,708.92-53,562.88-8,691.36

Finding the Fourth Proportional to 35,708.92, 53,562.88 and 8,691.36

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Solution

The fourth proportional to 35,708.92, 53,562.88 and 8,691.36 is: 13,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.92 : 53,562.88 = 8,691.36 : x
  2. Step 2: Convert to fraction form
    35,708.92/53,562.88 = 8,691.36/x
  3. Step 3: Cross multiply
    35,708.92x = 53,562.88 × 8,691.36
  4. Step 4: Simplify right side
    35,708.92x = 465,534,359.57
  5. Step 5: Solve for x
    x = 465,534,359.57/35,708.92
  6. Step 6: Final answer
    x = 13,036.92

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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.