Home / 41,905.50-62,844.90-13,820.30

Finding the Fourth Proportional to 41,905.50, 62,844.90 and 13,820.30

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Solution

The fourth proportional to 41,905.50, 62,844.90 and 13,820.30 is: 20,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,905.50 : 62,844.90 = 13,820.30 : x
  2. Step 2: Convert to fraction form
    41,905.50/62,844.90 = 13,820.30/x
  3. Step 3: Cross multiply
    41,905.50x = 62,844.90 × 13,820.30
  4. Step 4: Simplify right side
    41,905.50x = 868,535,241.09
  5. Step 5: Solve for x
    x = 868,535,241.09/41,905.50
  6. Step 6: Final answer
    x = 20,726.05

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1.5x scale

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.