Home / 17,498.82-26,231.60-11,155.90

Finding the Fourth Proportional to 17,498.82, 26,231.60 and 11,155.90

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Solution

The fourth proportional to 17,498.82, 26,231.60 and 11,155.90 is: 16,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,498.82 : 26,231.60 = 11,155.90 : x
  2. Step 2: Convert to fraction form
    17,498.82/26,231.60 = 11,155.90/x
  3. Step 3: Cross multiply
    17,498.82x = 26,231.60 × 11,155.90
  4. Step 4: Simplify right side
    17,498.82x = 292,637,003.17
  5. Step 5: Solve for x
    x = 292,637,003.17/17,498.82
  6. Step 6: Final answer
    x = 16,723.24

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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.