Home / 22,148.68-33,227.88-12,302.32

Finding the Fourth Proportional to 22,148.68, 33,227.88 and 12,302.32

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Solution

The fourth proportional to 22,148.68, 33,227.88 and 12,302.32 is: 18,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.68 : 33,227.88 = 12,302.32 : x
  2. Step 2: Convert to fraction form
    22,148.68/33,227.88 = 12,302.32/x
  3. Step 3: Cross multiply
    22,148.68x = 33,227.88 × 12,302.32
  4. Step 4: Simplify right side
    22,148.68x = 408,780,012.68
  5. Step 5: Solve for x
    x = 408,780,012.68/22,148.68
  6. Step 6: Final answer
    x = 18,456.18

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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.