Home / 22,490.11-33,715.11-11,391.08

Finding the Fourth Proportional to 22,490.11, 33,715.11 and 11,391.08

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Solution

The fourth proportional to 22,490.11, 33,715.11 and 11,391.08 is: 17,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.11 : 33,715.11 = 11,391.08 : x
  2. Step 2: Convert to fraction form
    22,490.11/33,715.11 = 11,391.08/x
  3. Step 3: Cross multiply
    22,490.11x = 33,715.11 × 11,391.08
  4. Step 4: Simplify right side
    22,490.11x = 384,051,546.97
  5. Step 5: Solve for x
    x = 384,051,546.97/22,490.11
  6. Step 6: Final answer
    x = 17,076.47

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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.