Home / 22,306.74-33,449.54-12,949.65

Finding the Fourth Proportional to 22,306.74, 33,449.54 and 12,949.65

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Solution

The fourth proportional to 22,306.74, 33,449.54 and 12,949.65 is: 19,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,306.74 : 33,449.54 = 12,949.65 : x
  2. Step 2: Convert to fraction form
    22,306.74/33,449.54 = 12,949.65/x
  3. Step 3: Cross multiply
    22,306.74x = 33,449.54 × 12,949.65
  4. Step 4: Simplify right side
    22,306.74x = 433,159,770.91
  5. Step 5: Solve for x
    x = 433,159,770.91/22,306.74
  6. Step 6: Final answer
    x = 19,418.34

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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.