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Finding the Fourth Proportional to 22,034.60, 33,019.07 and 12,176.69

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Solution

The fourth proportional to 22,034.60, 33,019.07 and 12,176.69 is: 18,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.60 : 33,019.07 = 12,176.69 : x
  2. Step 2: Convert to fraction form
    22,034.60/33,019.07 = 12,176.69/x
  3. Step 3: Cross multiply
    22,034.60x = 33,019.07 × 12,176.69
  4. Step 4: Simplify right side
    22,034.60x = 402,062,979.48
  5. Step 5: Solve for x
    x = 402,062,979.48/22,034.60
  6. Step 6: Final answer
    x = 18,246.90

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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.