Home / 27,781.20-41,678.28-8,060.13

Finding the Fourth Proportional to 27,781.20, 41,678.28 and 8,060.13

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Solution

The fourth proportional to 27,781.20, 41,678.28 and 8,060.13 is: 12,092.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781.20 : 41,678.28 = 8,060.13 : x
  2. Step 2: Convert to fraction form
    27,781.20/41,678.28 = 8,060.13/x
  3. Step 3: Cross multiply
    27,781.20x = 41,678.28 × 8,060.13
  4. Step 4: Simplify right side
    27,781.20x = 335,932,354.98
  5. Step 5: Solve for x
    x = 335,932,354.98/27,781.20
  6. Step 6: Final answer
    x = 12,092.08

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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.