Home / 41,720.76-62,579.13-13,637.25

Finding the Fourth Proportional to 41,720.76, 62,579.13 and 13,637.25

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Solution

The fourth proportional to 41,720.76, 62,579.13 and 13,637.25 is: 20,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.76 : 62,579.13 = 13,637.25 : x
  2. Step 2: Convert to fraction form
    41,720.76/62,579.13 = 13,637.25/x
  3. Step 3: Cross multiply
    41,720.76x = 62,579.13 × 13,637.25
  4. Step 4: Simplify right side
    41,720.76x = 853,407,240.59
  5. Step 5: Solve for x
    x = 853,407,240.59/41,720.76
  6. Step 6: Final answer
    x = 20,455.22

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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.