Home / 37,934.92-52,353.66-20,942.20

Finding the Fourth Proportional to 37,934.92, 52,353.66 and 20,942.20

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Solution

The fourth proportional to 37,934.92, 52,353.66 and 20,942.20 is: 28,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,934.92 : 52,353.66 = 20,942.20 : x
  2. Step 2: Convert to fraction form
    37,934.92/52,353.66 = 20,942.20/x
  3. Step 3: Cross multiply
    37,934.92x = 52,353.66 × 20,942.20
  4. Step 4: Simplify right side
    37,934.92x = 1,096,400,818.45
  5. Step 5: Solve for x
    x = 1,096,400,818.45/37,934.92
  6. Step 6: Final answer
    x = 28,902.15

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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.