Home / 63,449.50-95,175.78-21,330.13

Finding the Fourth Proportional to 63,449.50, 95,175.78 and 21,330.13

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Solution

The fourth proportional to 63,449.50, 95,175.78 and 21,330.13 is: 31,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,449.50 : 95,175.78 = 21,330.13 : x
  2. Step 2: Convert to fraction form
    63,449.50/95,175.78 = 21,330.13/x
  3. Step 3: Cross multiply
    63,449.50x = 95,175.78 × 21,330.13
  4. Step 4: Simplify right side
    63,449.50x = 2,030,111,760.25
  5. Step 5: Solve for x
    x = 2,030,111,760.25/63,449.50
  6. Step 6: Final answer
    x = 31,995.71

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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.