Home / 25,481.46-38,168.30-16,116.64

Finding the Fourth Proportional to 25,481.46, 38,168.30 and 16,116.64

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Solution

The fourth proportional to 25,481.46, 38,168.30 and 16,116.64 is: 24,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.46 : 38,168.30 = 16,116.64 : x
  2. Step 2: Convert to fraction form
    25,481.46/38,168.30 = 16,116.64/x
  3. Step 3: Cross multiply
    25,481.46x = 38,168.30 × 16,116.64
  4. Step 4: Simplify right side
    25,481.46x = 615,144,750.51
  5. Step 5: Solve for x
    x = 615,144,750.51/25,481.46
  6. Step 6: Final answer
    x = 24,140.88

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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.