Home / 36,793.28-50,775.04-20,877.76

Finding the Fourth Proportional to 36,793.28, 50,775.04 and 20,877.76

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Solution

The fourth proportional to 36,793.28, 50,775.04 and 20,877.76 is: 28,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,793.28 : 50,775.04 = 20,877.76 : x
  2. Step 2: Convert to fraction form
    36,793.28/50,775.04 = 20,877.76/x
  3. Step 3: Cross multiply
    36,793.28x = 50,775.04 × 20,877.76
  4. Step 4: Simplify right side
    36,793.28x = 1,060,069,099.11
  5. Step 5: Solve for x
    x = 1,060,069,099.11/36,793.28
  6. Step 6: Final answer
    x = 28,811.49

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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.