Home / 27,098.97-40,655.78-11,298.78

Finding the Fourth Proportional to 27,098.97, 40,655.78 and 11,298.78

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Solution

The fourth proportional to 27,098.97, 40,655.78 and 11,298.78 is: 16,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098.97 : 40,655.78 = 11,298.78 : x
  2. Step 2: Convert to fraction form
    27,098.97/40,655.78 = 11,298.78/x
  3. Step 3: Cross multiply
    27,098.97x = 40,655.78 × 11,298.78
  4. Step 4: Simplify right side
    27,098.97x = 459,360,657.45
  5. Step 5: Solve for x
    x = 459,360,657.45/27,098.97
  6. Step 6: Final answer
    x = 16,951.22

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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.