Home / 27,691.18-41,532.67-8,972.85

Finding the Fourth Proportional to 27,691.18, 41,532.67 and 8,972.85

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Solution

The fourth proportional to 27,691.18, 41,532.67 and 8,972.85 is: 13,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691.18 : 41,532.67 = 8,972.85 : x
  2. Step 2: Convert to fraction form
    27,691.18/41,532.67 = 8,972.85/x
  3. Step 3: Cross multiply
    27,691.18x = 41,532.67 × 8,972.85
  4. Step 4: Simplify right side
    27,691.18x = 372,666,436.62
  5. Step 5: Solve for x
    x = 372,666,436.62/27,691.18
  6. Step 6: Final answer
    x = 13,457.95

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1.5x scale

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.