Home / 18,059.40-27,084.24-12,251.70

Finding the Fourth Proportional to 18,059.40, 27,084.24 and 12,251.70

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Solution

The fourth proportional to 18,059.40, 27,084.24 and 12,251.70 is: 18,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.40 : 27,084.24 = 12,251.70 : x
  2. Step 2: Convert to fraction form
    18,059.40/27,084.24 = 12,251.70/x
  3. Step 3: Cross multiply
    18,059.40x = 27,084.24 × 12,251.70
  4. Step 4: Simplify right side
    18,059.40x = 331,827,983.21
  5. Step 5: Solve for x
    x = 331,827,983.21/18,059.40
  6. Step 6: Final answer
    x = 18,374.25

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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.