Home / 18,822.56-25,974.78-10,324.85

Finding the Fourth Proportional to 18,822.56, 25,974.78 and 10,324.85

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Solution

The fourth proportional to 18,822.56, 25,974.78 and 10,324.85 is: 14,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.56 : 25,974.78 = 10,324.85 : x
  2. Step 2: Convert to fraction form
    18,822.56/25,974.78 = 10,324.85/x
  3. Step 3: Cross multiply
    18,822.56x = 25,974.78 × 10,324.85
  4. Step 4: Simplify right side
    18,822.56x = 268,185,577.41
  5. Step 5: Solve for x
    x = 268,185,577.41/18,822.56
  6. Step 6: Final answer
    x = 14,248.10

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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.