Home / 17,847.20-26,755.71-11,258.90

Finding the Fourth Proportional to 17,847.20, 26,755.71 and 11,258.90

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Solution

The fourth proportional to 17,847.20, 26,755.71 and 11,258.90 is: 16,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,847.20 : 26,755.71 = 11,258.90 : x
  2. Step 2: Convert to fraction form
    17,847.20/26,755.71 = 11,258.90/x
  3. Step 3: Cross multiply
    17,847.20x = 26,755.71 × 11,258.90
  4. Step 4: Simplify right side
    17,847.20x = 301,239,863.32
  5. Step 5: Solve for x
    x = 301,239,863.32/17,847.20
  6. Step 6: Final answer
    x = 16,878.83

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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.