Home / 17,677.12-26,512.80-5,195.73

Finding the Fourth Proportional to 17,677.12, 26,512.80 and 5,195.73

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Solution

The fourth proportional to 17,677.12, 26,512.80 and 5,195.73 is: 7,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.12 : 26,512.80 = 5,195.73 : x
  2. Step 2: Convert to fraction form
    17,677.12/26,512.80 = 5,195.73/x
  3. Step 3: Cross multiply
    17,677.12x = 26,512.80 × 5,195.73
  4. Step 4: Simplify right side
    17,677.12x = 137,753,350.34
  5. Step 5: Solve for x
    x = 137,753,350.34/17,677.12
  6. Step 6: Final answer
    x = 7,792.75

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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.