Home / 63,982.31-95,987.23-19,612.13

Finding the Fourth Proportional to 63,982.31, 95,987.23 and 19,612.13

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Solution

The fourth proportional to 63,982.31, 95,987.23 and 19,612.13 is: 29,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,982.31 : 95,987.23 = 19,612.13 : x
  2. Step 2: Convert to fraction form
    63,982.31/95,987.23 = 19,612.13/x
  3. Step 3: Cross multiply
    63,982.31x = 95,987.23 × 19,612.13
  4. Step 4: Simplify right side
    63,982.31x = 1,882,513,504.13
  5. Step 5: Solve for x
    x = 1,882,513,504.13/63,982.31
  6. Step 6: Final answer
    x = 29,422.41

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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.