Home / 39,793.60-54,883.20-35,003.20

Finding the Fourth Proportional to 39,793.60, 54,883.20 and 35,003.20

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Solution

The fourth proportional to 39,793.60, 54,883.20 and 35,003.20 is: 48,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.60 : 54,883.20 = 35,003.20 : x
  2. Step 2: Convert to fraction form
    39,793.60/54,883.20 = 35,003.20/x
  3. Step 3: Cross multiply
    39,793.60x = 54,883.20 × 35,003.20
  4. Step 4: Simplify right side
    39,793.60x = 1,921,087,626.24
  5. Step 5: Solve for x
    x = 1,921,087,626.24/39,793.60
  6. Step 6: Final answer
    x = 48,276.30

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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.