Home / 65,934.44-98,917.22-21,561.02

Finding the Fourth Proportional to 65,934.44, 98,917.22 and 21,561.02

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Solution

The fourth proportional to 65,934.44, 98,917.22 and 21,561.02 is: 32,346.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934.44 : 98,917.22 = 21,561.02 : x
  2. Step 2: Convert to fraction form
    65,934.44/98,917.22 = 21,561.02/x
  3. Step 3: Cross multiply
    65,934.44x = 98,917.22 × 21,561.02
  4. Step 4: Simplify right side
    65,934.44x = 2,132,756,459.96
  5. Step 5: Solve for x
    x = 2,132,756,459.96/65,934.44
  6. Step 6: Final answer
    x = 32,346.62

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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.