Home / 27,422.28-41,078.61-12,610.89

Finding the Fourth Proportional to 27,422.28, 41,078.61 and 12,610.89

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Solution

The fourth proportional to 27,422.28, 41,078.61 and 12,610.89 is: 18,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422.28 : 41,078.61 = 12,610.89 : x
  2. Step 2: Convert to fraction form
    27,422.28/41,078.61 = 12,610.89/x
  3. Step 3: Cross multiply
    27,422.28x = 41,078.61 × 12,610.89
  4. Step 4: Simplify right side
    27,422.28x = 518,037,832.06
  5. Step 5: Solve for x
    x = 518,037,832.06/27,422.28
  6. Step 6: Final answer
    x = 18,891.13

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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.