Home / 65,972.48-98,963.20-26,529.60

Finding the Fourth Proportional to 65,972.48, 98,963.20 and 26,529.60

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Solution

The fourth proportional to 65,972.48, 98,963.20 and 26,529.60 is: 39,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,972.48 : 98,963.20 = 26,529.60 : x
  2. Step 2: Convert to fraction form
    65,972.48/98,963.20 = 26,529.60/x
  3. Step 3: Cross multiply
    65,972.48x = 98,963.20 × 26,529.60
  4. Step 4: Simplify right side
    65,972.48x = 2,625,454,110.72
  5. Step 5: Solve for x
    x = 2,625,454,110.72/65,972.48
  6. Step 6: Final answer
    x = 39,796.20

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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.