Home / 40,186.76-60,242.42-13,514.10

Finding the Fourth Proportional to 40,186.76, 60,242.42 and 13,514.10

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Solution

The fourth proportional to 40,186.76, 60,242.42 and 13,514.10 is: 20,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.76 : 60,242.42 = 13,514.10 : x
  2. Step 2: Convert to fraction form
    40,186.76/60,242.42 = 13,514.10/x
  3. Step 3: Cross multiply
    40,186.76x = 60,242.42 × 13,514.10
  4. Step 4: Simplify right side
    40,186.76x = 814,122,147.25
  5. Step 5: Solve for x
    x = 814,122,147.25/40,186.76
  6. Step 6: Final answer
    x = 20,258.47

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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.