Home / 41,843.05-62,761.54-13,762.78

Finding the Fourth Proportional to 41,843.05, 62,761.54 and 13,762.78

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Solution

The fourth proportional to 41,843.05, 62,761.54 and 13,762.78 is: 20,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,843.05 : 62,761.54 = 13,762.78 : x
  2. Step 2: Convert to fraction form
    41,843.05/62,761.54 = 13,762.78/x
  3. Step 3: Cross multiply
    41,843.05x = 62,761.54 × 13,762.78
  4. Step 4: Simplify right side
    41,843.05x = 863,773,267.48
  5. Step 5: Solve for x
    x = 863,773,267.48/41,843.05
  6. Step 6: Final answer
    x = 20,643.17

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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.