Home / 39,160.97-54,041.38-22,168.43

Finding the Fourth Proportional to 39,160.97, 54,041.38 and 22,168.43

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Solution

The fourth proportional to 39,160.97, 54,041.38 and 22,168.43 is: 30,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.97 : 54,041.38 = 22,168.43 : x
  2. Step 2: Convert to fraction form
    39,160.97/54,041.38 = 22,168.43/x
  3. Step 3: Cross multiply
    39,160.97x = 54,041.38 × 22,168.43
  4. Step 4: Simplify right side
    39,160.97x = 1,198,012,730.64
  5. Step 5: Solve for x
    x = 1,198,012,730.64/39,160.97
  6. Step 6: Final answer
    x = 30,592.01

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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.