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Finding the Fourth Proportional to 16,124.39, 22,250.43 and 9,049.44

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Solution

The fourth proportional to 16,124.39, 22,250.43 and 9,049.44 is: 12,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,124.39 : 22,250.43 = 9,049.44 : x
  2. Step 2: Convert to fraction form
    16,124.39/22,250.43 = 9,049.44/x
  3. Step 3: Cross multiply
    16,124.39x = 22,250.43 × 9,049.44
  4. Step 4: Simplify right side
    16,124.39x = 201,353,886.01
  5. Step 5: Solve for x
    x = 201,353,886.01/16,124.39
  6. Step 6: Final answer
    x = 12,487.54

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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.