Home / 61,658.23-92,480.11-17,288.56

Finding the Fourth Proportional to 61,658.23, 92,480.11 and 17,288.56

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Solution

The fourth proportional to 61,658.23, 92,480.11 and 17,288.56 is: 25,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,658.23 : 92,480.11 = 17,288.56 : x
  2. Step 2: Convert to fraction form
    61,658.23/92,480.11 = 17,288.56/x
  3. Step 3: Cross multiply
    61,658.23x = 92,480.11 × 17,288.56
  4. Step 4: Simplify right side
    61,658.23x = 1,598,847,930.54
  5. Step 5: Solve for x
    x = 1,598,847,930.54/61,658.23
  6. Step 6: Final answer
    x = 25,930.81

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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.