Home / 22,422.29-30,942.96-12,350.76

Finding the Fourth Proportional to 22,422.29, 30,942.96 and 12,350.76

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Solution

The fourth proportional to 22,422.29, 30,942.96 and 12,350.76 is: 17,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.29 : 30,942.96 = 12,350.76 : x
  2. Step 2: Convert to fraction form
    22,422.29/30,942.96 = 12,350.76/x
  3. Step 3: Cross multiply
    22,422.29x = 30,942.96 × 12,350.76
  4. Step 4: Simplify right side
    22,422.29x = 382,169,072.65
  5. Step 5: Solve for x
    x = 382,169,072.65/22,422.29
  6. Step 6: Final answer
    x = 17,044.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.