Home / 65,517.62-98,275.35-18,769.46

Finding the Fourth Proportional to 65,517.62, 98,275.35 and 18,769.46

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Solution

The fourth proportional to 65,517.62, 98,275.35 and 18,769.46 is: 28,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,517.62 : 98,275.35 = 18,769.46 : x
  2. Step 2: Convert to fraction form
    65,517.62/98,275.35 = 18,769.46/x
  3. Step 3: Cross multiply
    65,517.62x = 98,275.35 × 18,769.46
  4. Step 4: Simplify right side
    65,517.62x = 1,844,575,250.81
  5. Step 5: Solve for x
    x = 1,844,575,250.81/65,517.62
  6. Step 6: Final answer
    x = 28,153.88

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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.