Home / 41,982.32-62,989.90-15,680.93

Finding the Fourth Proportional to 41,982.32, 62,989.90 and 15,680.93

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Solution

The fourth proportional to 41,982.32, 62,989.90 and 15,680.93 is: 23,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,982.32 : 62,989.90 = 15,680.93 : x
  2. Step 2: Convert to fraction form
    41,982.32/62,989.90 = 15,680.93/x
  3. Step 3: Cross multiply
    41,982.32x = 62,989.90 × 15,680.93
  4. Step 4: Simplify right side
    41,982.32x = 987,739,858.46
  5. Step 5: Solve for x
    x = 987,739,858.46/41,982.32
  6. Step 6: Final answer
    x = 23,527.52

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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.