Home / 65,708.68-98,610.56-26,276.80

Finding the Fourth Proportional to 65,708.68, 98,610.56 and 26,276.80

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Solution

The fourth proportional to 65,708.68, 98,610.56 and 26,276.80 is: 39,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,708.68 : 98,610.56 = 26,276.80 : x
  2. Step 2: Convert to fraction form
    65,708.68/98,610.56 = 26,276.80/x
  3. Step 3: Cross multiply
    65,708.68x = 98,610.56 × 26,276.80
  4. Step 4: Simplify right side
    65,708.68x = 2,591,169,963.01
  5. Step 5: Solve for x
    x = 2,591,169,963.01/65,708.68
  6. Step 6: Final answer
    x = 39,434.21

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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.