Home / 20,677.17-31,006.60-5,882.73

Finding the Fourth Proportional to 20,677.17, 31,006.60 and 5,882.73

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Solution

The fourth proportional to 20,677.17, 31,006.60 and 5,882.73 is: 8,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,677.17 : 31,006.60 = 5,882.73 : x
  2. Step 2: Convert to fraction form
    20,677.17/31,006.60 = 5,882.73/x
  3. Step 3: Cross multiply
    20,677.17x = 31,006.60 × 5,882.73
  4. Step 4: Simplify right side
    20,677.17x = 182,403,325.04
  5. Step 5: Solve for x
    x = 182,403,325.04/20,677.17
  6. Step 6: Final answer
    x = 8,821.48

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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.