Home / 22,331.52-33,503.46-18,161.22

Finding the Fourth Proportional to 22,331.52, 33,503.46 and 18,161.22

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Solution

The fourth proportional to 22,331.52, 33,503.46 and 18,161.22 is: 27,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.52 : 33,503.46 = 18,161.22 : x
  2. Step 2: Convert to fraction form
    22,331.52/33,503.46 = 18,161.22/x
  3. Step 3: Cross multiply
    22,331.52x = 33,503.46 × 18,161.22
  4. Step 4: Simplify right side
    22,331.52x = 608,463,707.82
  5. Step 5: Solve for x
    x = 608,463,707.82/22,331.52
  6. Step 6: Final answer
    x = 27,246.86

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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.