Home / 26,982.80-40,474.20-24,139.70

Finding the Fourth Proportional to 26,982.80, 40,474.20 and 24,139.70

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Solution

The fourth proportional to 26,982.80, 40,474.20 and 24,139.70 is: 36,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.80 : 40,474.20 = 24,139.70 : x
  2. Step 2: Convert to fraction form
    26,982.80/40,474.20 = 24,139.70/x
  3. Step 3: Cross multiply
    26,982.80x = 40,474.20 × 24,139.70
  4. Step 4: Simplify right side
    26,982.80x = 977,035,045.74
  5. Step 5: Solve for x
    x = 977,035,045.74/26,982.80
  6. Step 6: Final answer
    x = 36,209.55

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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.