Home / 27,500.76-41,247.48-7,781.04

Finding the Fourth Proportional to 27,500.76, 41,247.48 and 7,781.04

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Solution

The fourth proportional to 27,500.76, 41,247.48 and 7,781.04 is: 11,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.76 : 41,247.48 = 7,781.04 : x
  2. Step 2: Convert to fraction form
    27,500.76/41,247.48 = 7,781.04/x
  3. Step 3: Cross multiply
    27,500.76x = 41,247.48 × 7,781.04
  4. Step 4: Simplify right side
    27,500.76x = 320,948,291.78
  5. Step 5: Solve for x
    x = 320,948,291.78/27,500.76
  6. Step 6: Final answer
    x = 11,670.52

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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.