Home / 22,974.78-31,708.14-14,020.38

Finding the Fourth Proportional to 22,974.78, 31,708.14 and 14,020.38

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Solution

The fourth proportional to 22,974.78, 31,708.14 and 14,020.38 is: 19,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.78 : 31,708.14 = 14,020.38 : x
  2. Step 2: Convert to fraction form
    22,974.78/31,708.14 = 14,020.38/x
  3. Step 3: Cross multiply
    22,974.78x = 31,708.14 × 14,020.38
  4. Step 4: Simplify right side
    22,974.78x = 444,560,171.89
  5. Step 5: Solve for x
    x = 444,560,171.89/22,974.78
  6. Step 6: Final answer
    x = 19,349.92

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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.