Home / 18,454.32-27,677.16-9,084.72

Finding the Fourth Proportional to 18,454.32, 27,677.16 and 9,084.72

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Solution

The fourth proportional to 18,454.32, 27,677.16 and 9,084.72 is: 13,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.32 : 27,677.16 = 9,084.72 : x
  2. Step 2: Convert to fraction form
    18,454.32/27,677.16 = 9,084.72/x
  3. Step 3: Cross multiply
    18,454.32x = 27,677.16 × 9,084.72
  4. Step 4: Simplify right side
    18,454.32x = 251,439,249.00
  5. Step 5: Solve for x
    x = 251,439,249.00/18,454.32
  6. Step 6: Final answer
    x = 13,624.95

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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.