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Finding the Fourth Proportional to 64,028.70, 96,040.56 and 17,282.76

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Solution

The fourth proportional to 64,028.70, 96,040.56 and 17,282.76 is: 25,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,028.70 : 96,040.56 = 17,282.76 : x
  2. Step 2: Convert to fraction form
    64,028.70/96,040.56 = 17,282.76/x
  3. Step 3: Cross multiply
    64,028.70x = 96,040.56 × 17,282.76
  4. Step 4: Simplify right side
    64,028.70x = 1,659,845,948.75
  5. Step 5: Solve for x
    x = 1,659,845,948.75/64,028.70
  6. Step 6: Final answer
    x = 25,923.47

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1.5x scale

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.