Home / 41,862.51-62,792.91-12,279.69

Finding the Fourth Proportional to 41,862.51, 62,792.91 and 12,279.69

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Solution

The fourth proportional to 41,862.51, 62,792.91 and 12,279.69 is: 18,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,862.51 : 62,792.91 = 12,279.69 : x
  2. Step 2: Convert to fraction form
    41,862.51/62,792.91 = 12,279.69/x
  3. Step 3: Cross multiply
    41,862.51x = 62,792.91 × 12,279.69
  4. Step 4: Simplify right side
    41,862.51x = 771,077,469.00
  5. Step 5: Solve for x
    x = 771,077,469.00/41,862.51
  6. Step 6: Final answer
    x = 18,419.28

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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.