Home / 39,172.88-54,098.92-33,551.12

Finding the Fourth Proportional to 39,172.88, 54,098.92 and 33,551.12

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Solution

The fourth proportional to 39,172.88, 54,098.92 and 33,551.12 is: 46,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172.88 : 54,098.92 = 33,551.12 : x
  2. Step 2: Convert to fraction form
    39,172.88/54,098.92 = 33,551.12/x
  3. Step 3: Cross multiply
    39,172.88x = 54,098.92 × 33,551.12
  4. Step 4: Simplify right side
    39,172.88x = 1,815,079,356.79
  5. Step 5: Solve for x
    x = 1,815,079,356.79/39,172.88
  6. Step 6: Final answer
    x = 46,335.10

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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.