Home / 41,126.07-61,679.64-13,040.91

Finding the Fourth Proportional to 41,126.07, 61,679.64 and 13,040.91

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Solution

The fourth proportional to 41,126.07, 61,679.64 and 13,040.91 is: 19,558.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,126.07 : 61,679.64 = 13,040.91 : x
  2. Step 2: Convert to fraction form
    41,126.07/61,679.64 = 13,040.91/x
  3. Step 3: Cross multiply
    41,126.07x = 61,679.64 × 13,040.91
  4. Step 4: Simplify right side
    41,126.07x = 804,358,634.07
  5. Step 5: Solve for x
    x = 804,358,634.07/41,126.07
  6. Step 6: Final answer
    x = 19,558.36

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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.