Home / 22,618.96-33,872.55-13,234.30

Finding the Fourth Proportional to 22,618.96, 33,872.55 and 13,234.30

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Solution

The fourth proportional to 22,618.96, 33,872.55 and 13,234.30 is: 19,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.96 : 33,872.55 = 13,234.30 : x
  2. Step 2: Convert to fraction form
    22,618.96/33,872.55 = 13,234.30/x
  3. Step 3: Cross multiply
    22,618.96x = 33,872.55 × 13,234.30
  4. Step 4: Simplify right side
    22,618.96x = 448,279,488.47
  5. Step 5: Solve for x
    x = 448,279,488.47/22,618.96
  6. Step 6: Final answer
    x = 19,818.75

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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.