Home / 22,776.38-34,164.26-18,872.58

Finding the Fourth Proportional to 22,776.38, 34,164.26 and 18,872.58

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Solution

The fourth proportional to 22,776.38, 34,164.26 and 18,872.58 is: 28,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,776.38 : 34,164.26 = 18,872.58 : x
  2. Step 2: Convert to fraction form
    22,776.38/34,164.26 = 18,872.58/x
  3. Step 3: Cross multiply
    22,776.38x = 34,164.26 × 18,872.58
  4. Step 4: Simplify right side
    22,776.38x = 644,767,729.99
  5. Step 5: Solve for x
    x = 644,767,729.99/22,776.38
  6. Step 6: Final answer
    x = 28,308.61

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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.