Home / 27,610.62-41,403.24-8,887.20

Finding the Fourth Proportional to 27,610.62, 41,403.24 and 8,887.20

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Solution

The fourth proportional to 27,610.62, 41,403.24 and 8,887.20 is: 13,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,610.62 : 41,403.24 = 8,887.20 : x
  2. Step 2: Convert to fraction form
    27,610.62/41,403.24 = 8,887.20/x
  3. Step 3: Cross multiply
    27,610.62x = 41,403.24 × 8,887.20
  4. Step 4: Simplify right side
    27,610.62x = 367,958,874.53
  5. Step 5: Solve for x
    x = 367,958,874.53/27,610.62
  6. Step 6: Final answer
    x = 13,326.72

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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.