Home / 65,321.28-97,965.36-17,936.46

Finding the Fourth Proportional to 65,321.28, 97,965.36 and 17,936.46

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Solution

The fourth proportional to 65,321.28, 97,965.36 and 17,936.46 is: 26,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,321.28 : 97,965.36 = 17,936.46 : x
  2. Step 2: Convert to fraction form
    65,321.28/97,965.36 = 17,936.46/x
  3. Step 3: Cross multiply
    65,321.28x = 97,965.36 × 17,936.46
  4. Step 4: Simplify right side
    65,321.28x = 1,757,151,761.03
  5. Step 5: Solve for x
    x = 1,757,151,761.03/65,321.28
  6. Step 6: Final answer
    x = 26,900.14

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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.