Home / 17,764.28-26,646.42-9,001.70

Finding the Fourth Proportional to 17,764.28, 26,646.42 and 9,001.70

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Solution

The fourth proportional to 17,764.28, 26,646.42 and 9,001.70 is: 13,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.28 : 26,646.42 = 9,001.70 : x
  2. Step 2: Convert to fraction form
    17,764.28/26,646.42 = 9,001.70/x
  3. Step 3: Cross multiply
    17,764.28x = 26,646.42 × 9,001.70
  4. Step 4: Simplify right side
    17,764.28x = 239,863,078.91
  5. Step 5: Solve for x
    x = 239,863,078.91/17,764.28
  6. Step 6: Final answer
    x = 13,502.55

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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.