Home / 41,419.89-62,128.80-13,341.87

Finding the Fourth Proportional to 41,419.89, 62,128.80 and 13,341.87

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Solution

The fourth proportional to 41,419.89, 62,128.80 and 13,341.87 is: 20,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,419.89 : 62,128.80 = 13,341.87 : x
  2. Step 2: Convert to fraction form
    41,419.89/62,128.80 = 13,341.87/x
  3. Step 3: Cross multiply
    41,419.89x = 62,128.80 × 13,341.87
  4. Step 4: Simplify right side
    41,419.89x = 828,914,372.86
  5. Step 5: Solve for x
    x = 828,914,372.86/41,419.89
  6. Step 6: Final answer
    x = 20,012.47

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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.