Home / 33,132.24-45,728.28-18,982.32

Finding the Fourth Proportional to 33,132.24, 45,728.28 and 18,982.32

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Solution

The fourth proportional to 33,132.24, 45,728.28 and 18,982.32 is: 26,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.24 : 45,728.28 = 18,982.32 : x
  2. Step 2: Convert to fraction form
    33,132.24/45,728.28 = 18,982.32/x
  3. Step 3: Cross multiply
    33,132.24x = 45,728.28 × 18,982.32
  4. Step 4: Simplify right side
    33,132.24x = 868,028,844.01
  5. Step 5: Solve for x
    x = 868,028,844.01/33,132.24
  6. Step 6: Final answer
    x = 26,198.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.