Home / 39,972.36-55,162.04-22,067.04

Finding the Fourth Proportional to 39,972.36, 55,162.04 and 22,067.04

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Solution

The fourth proportional to 39,972.36, 55,162.04 and 22,067.04 is: 30,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,972.36 : 55,162.04 = 22,067.04 : x
  2. Step 2: Convert to fraction form
    39,972.36/55,162.04 = 22,067.04/x
  3. Step 3: Cross multiply
    39,972.36x = 55,162.04 × 22,067.04
  4. Step 4: Simplify right side
    39,972.36x = 1,217,262,943.16
  5. Step 5: Solve for x
    x = 1,217,262,943.16/39,972.36
  6. Step 6: Final answer
    x = 30,452.62

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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.