Home / 22,258.10-33,338.54-9,761.42

Finding the Fourth Proportional to 22,258.10, 33,338.54 and 9,761.42

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Solution

The fourth proportional to 22,258.10, 33,338.54 and 9,761.42 is: 14,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,258.10 : 33,338.54 = 9,761.42 : x
  2. Step 2: Convert to fraction form
    22,258.10/33,338.54 = 9,761.42/x
  3. Step 3: Cross multiply
    22,258.10x = 33,338.54 × 9,761.42
  4. Step 4: Simplify right side
    22,258.10x = 325,431,491.13
  5. Step 5: Solve for x
    x = 325,431,491.13/22,258.10
  6. Step 6: Final answer
    x = 14,620.81

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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.