Home / 41,138.48-61,732.40-17,764.90

Finding the Fourth Proportional to 41,138.48, 61,732.40 and 17,764.90

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Solution

The fourth proportional to 41,138.48, 61,732.40 and 17,764.90 is: 26,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.48 : 61,732.40 = 17,764.90 : x
  2. Step 2: Convert to fraction form
    41,138.48/61,732.40 = 17,764.90/x
  3. Step 3: Cross multiply
    41,138.48x = 61,732.40 × 17,764.90
  4. Step 4: Simplify right side
    41,138.48x = 1,096,669,912.76
  5. Step 5: Solve for x
    x = 1,096,669,912.76/41,138.48
  6. Step 6: Final answer
    x = 26,658.01

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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.