Home / 22,055.43-33,079.67-18,331.12

Finding the Fourth Proportional to 22,055.43, 33,079.67 and 18,331.12

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Solution

The fourth proportional to 22,055.43, 33,079.67 and 18,331.12 is: 27,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.43 : 33,079.67 = 18,331.12 : x
  2. Step 2: Convert to fraction form
    22,055.43/33,079.67 = 18,331.12/x
  3. Step 3: Cross multiply
    22,055.43x = 33,079.67 × 18,331.12
  4. Step 4: Simplify right side
    22,055.43x = 606,387,308.67
  5. Step 5: Solve for x
    x = 606,387,308.67/22,055.43
  6. Step 6: Final answer
    x = 27,493.79

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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.