Home / 41,429.76-62,129.52-15,126.72

Finding the Fourth Proportional to 41,429.76, 62,129.52 and 15,126.72

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Solution

The fourth proportional to 41,429.76, 62,129.52 and 15,126.72 is: 22,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,429.76 : 62,129.52 = 15,126.72 : x
  2. Step 2: Convert to fraction form
    41,429.76/62,129.52 = 15,126.72/x
  3. Step 3: Cross multiply
    41,429.76x = 62,129.52 × 15,126.72
  4. Step 4: Simplify right side
    41,429.76x = 939,815,852.77
  5. Step 5: Solve for x
    x = 939,815,852.77/41,429.76
  6. Step 6: Final answer
    x = 22,684.56

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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.