Home / 18,314.31-27,422.25-15,066.61

Finding the Fourth Proportional to 18,314.31, 27,422.25 and 15,066.61

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Solution

The fourth proportional to 18,314.31, 27,422.25 and 15,066.61 is: 22,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.31 : 27,422.25 = 15,066.61 : x
  2. Step 2: Convert to fraction form
    18,314.31/27,422.25 = 15,066.61/x
  3. Step 3: Cross multiply
    18,314.31x = 27,422.25 × 15,066.61
  4. Step 4: Simplify right side
    18,314.31x = 413,160,346.07
  5. Step 5: Solve for x
    x = 413,160,346.07/18,314.31
  6. Step 6: Final answer
    x = 22,559.43

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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.