Home / 18,248.46-27,304.34-12,995.61

Finding the Fourth Proportional to 18,248.46, 27,304.34 and 12,995.61

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Solution

The fourth proportional to 18,248.46, 27,304.34 and 12,995.61 is: 19,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.46 : 27,304.34 = 12,995.61 : x
  2. Step 2: Convert to fraction form
    18,248.46/27,304.34 = 12,995.61/x
  3. Step 3: Cross multiply
    18,248.46x = 27,304.34 × 12,995.61
  4. Step 4: Simplify right side
    18,248.46x = 354,836,488.97
  5. Step 5: Solve for x
    x = 354,836,488.97/18,248.46
  6. Step 6: Final answer
    x = 19,444.74

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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.