Home / 65,839.68-98,778.65-23,718.96

Finding the Fourth Proportional to 65,839.68, 98,778.65 and 23,718.96

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Solution

The fourth proportional to 65,839.68, 98,778.65 and 23,718.96 is: 35,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,839.68 : 98,778.65 = 23,718.96 : x
  2. Step 2: Convert to fraction form
    65,839.68/98,778.65 = 23,718.96/x
  3. Step 3: Cross multiply
    65,839.68x = 98,778.65 × 23,718.96
  4. Step 4: Simplify right side
    65,839.68x = 2,342,926,729.61
  5. Step 5: Solve for x
    x = 2,342,926,729.61/65,839.68
  6. Step 6: Final answer
    x = 35,585.33

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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.