Home / 22,317.80-33,427.49-20,251.08

Finding the Fourth Proportional to 22,317.80, 33,427.49 and 20,251.08

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Solution

The fourth proportional to 22,317.80, 33,427.49 and 20,251.08 is: 30,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.80 : 33,427.49 = 20,251.08 : x
  2. Step 2: Convert to fraction form
    22,317.80/33,427.49 = 20,251.08/x
  3. Step 3: Cross multiply
    22,317.80x = 33,427.49 × 20,251.08
  4. Step 4: Simplify right side
    22,317.80x = 676,942,672.93
  5. Step 5: Solve for x
    x = 676,942,672.93/22,317.80
  6. Step 6: Final answer
    x = 30,331.97

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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.