Home / 63,795.68-95,693.38-21,680.12

Finding the Fourth Proportional to 63,795.68, 95,693.38 and 21,680.12

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Solution

The fourth proportional to 63,795.68, 95,693.38 and 21,680.12 is: 32,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,795.68 : 95,693.38 = 21,680.12 : x
  2. Step 2: Convert to fraction form
    63,795.68/95,693.38 = 21,680.12/x
  3. Step 3: Cross multiply
    63,795.68x = 95,693.38 × 21,680.12
  4. Step 4: Simplify right side
    63,795.68x = 2,074,643,961.61
  5. Step 5: Solve for x
    x = 2,074,643,961.61/63,795.68
  6. Step 6: Final answer
    x = 32,520.13

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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.