Home / 40,434.80-60,660.30-33,906.20

Finding the Fourth Proportional to 40,434.80, 60,660.30 and 33,906.20

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Solution

The fourth proportional to 40,434.80, 60,660.30 and 33,906.20 is: 50,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.80 : 60,660.30 = 33,906.20 : x
  2. Step 2: Convert to fraction form
    40,434.80/60,660.30 = 33,906.20/x
  3. Step 3: Cross multiply
    40,434.80x = 60,660.30 × 33,906.20
  4. Step 4: Simplify right side
    40,434.80x = 2,056,760,263.86
  5. Step 5: Solve for x
    x = 2,056,760,263.86/40,434.80
  6. Step 6: Final answer
    x = 50,866.09

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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.