Home / 27,691.86-41,531.58-7,966.02

Finding the Fourth Proportional to 27,691.86, 41,531.58 and 7,966.02

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Solution

The fourth proportional to 27,691.86, 41,531.58 and 7,966.02 is: 11,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691.86 : 41,531.58 = 7,966.02 : x
  2. Step 2: Convert to fraction form
    27,691.86/41,531.58 = 7,966.02/x
  3. Step 3: Cross multiply
    27,691.86x = 41,531.58 × 7,966.02
  4. Step 4: Simplify right side
    27,691.86x = 330,841,396.91
  5. Step 5: Solve for x
    x = 330,841,396.91/27,691.86
  6. Step 6: Final answer
    x = 11,947.24

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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.