Home / 22,244.78-30,697.79-12,173.22

Finding the Fourth Proportional to 22,244.78, 30,697.79 and 12,173.22

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Solution

The fourth proportional to 22,244.78, 30,697.79 and 12,173.22 is: 16,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.78 : 30,697.79 = 12,173.22 : x
  2. Step 2: Convert to fraction form
    22,244.78/30,697.79 = 12,173.22/x
  3. Step 3: Cross multiply
    22,244.78x = 30,697.79 × 12,173.22
  4. Step 4: Simplify right side
    22,244.78x = 373,690,935.97
  5. Step 5: Solve for x
    x = 373,690,935.97/22,244.78
  6. Step 6: Final answer
    x = 16,799.04

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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.