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Finding the Fourth Proportional to 65,349.70, 98,016.76 and 17,969.60

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Solution

The fourth proportional to 65,349.70, 98,016.76 and 17,969.60 is: 26,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,349.70 : 98,016.76 = 17,969.60 : x
  2. Step 2: Convert to fraction form
    65,349.70/98,016.76 = 17,969.60/x
  3. Step 3: Cross multiply
    65,349.70x = 98,016.76 × 17,969.60
  4. Step 4: Simplify right side
    65,349.70x = 1,761,322,170.61
  5. Step 5: Solve for x
    x = 1,761,322,170.61/65,349.70
  6. Step 6: Final answer
    x = 26,952.26

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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.