Home / 41,077.13-61,615.89-9,912.38

Finding the Fourth Proportional to 41,077.13, 61,615.89 and 9,912.38

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Solution

The fourth proportional to 41,077.13, 61,615.89 and 9,912.38 is: 14,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,077.13 : 61,615.89 = 9,912.38 : x
  2. Step 2: Convert to fraction form
    41,077.13/61,615.89 = 9,912.38/x
  3. Step 3: Cross multiply
    41,077.13x = 61,615.89 × 9,912.38
  4. Step 4: Simplify right side
    41,077.13x = 610,759,807.64
  5. Step 5: Solve for x
    x = 610,759,807.64/41,077.13
  6. Step 6: Final answer
    x = 14,868.61

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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.