Home / 41,076.81-61,622.80-13,003.92

Finding the Fourth Proportional to 41,076.81, 61,622.80 and 13,003.92

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Solution

The fourth proportional to 41,076.81, 61,622.80 and 13,003.92 is: 19,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,076.81 : 61,622.80 = 13,003.92 : x
  2. Step 2: Convert to fraction form
    41,076.81/61,622.80 = 13,003.92/x
  3. Step 3: Cross multiply
    41,076.81x = 61,622.80 × 13,003.92
  4. Step 4: Simplify right side
    41,076.81x = 801,337,928.87
  5. Step 5: Solve for x
    x = 801,337,928.87/41,076.81
  6. Step 6: Final answer
    x = 19,508.28

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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.