Home / 18,257.52-27,390.60-9,490.44

Finding the Fourth Proportional to 18,257.52, 27,390.60 and 9,490.44

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Solution

The fourth proportional to 18,257.52, 27,390.60 and 9,490.44 is: 14,237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.52 : 27,390.60 = 9,490.44 : x
  2. Step 2: Convert to fraction form
    18,257.52/27,390.60 = 9,490.44/x
  3. Step 3: Cross multiply
    18,257.52x = 27,390.60 × 9,490.44
  4. Step 4: Simplify right side
    18,257.52x = 259,948,845.86
  5. Step 5: Solve for x
    x = 259,948,845.86/18,257.52
  6. Step 6: Final answer
    x = 14,237.91

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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.