Home / 40,171.16-60,284.56-13,876.12

Finding the Fourth Proportional to 40,171.16, 60,284.56 and 13,876.12

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Solution

The fourth proportional to 40,171.16, 60,284.56 and 13,876.12 is: 20,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.16 : 60,284.56 = 13,876.12 : x
  2. Step 2: Convert to fraction form
    40,171.16/60,284.56 = 13,876.12/x
  3. Step 3: Cross multiply
    40,171.16x = 60,284.56 × 13,876.12
  4. Step 4: Simplify right side
    40,171.16x = 836,515,788.71
  5. Step 5: Solve for x
    x = 836,515,788.71/40,171.16
  6. Step 6: Final answer
    x = 20,823.79

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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.