Home / 33,561.60-50,342.40-31,027.20

Finding the Fourth Proportional to 33,561.60, 50,342.40 and 31,027.20

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Solution

The fourth proportional to 33,561.60, 50,342.40 and 31,027.20 is: 46,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.60 : 50,342.40 = 31,027.20 : x
  2. Step 2: Convert to fraction form
    33,561.60/50,342.40 = 31,027.20/x
  3. Step 3: Cross multiply
    33,561.60x = 50,342.40 × 31,027.20
  4. Step 4: Simplify right side
    33,561.60x = 1,561,983,713.28
  5. Step 5: Solve for x
    x = 1,561,983,713.28/33,561.60
  6. Step 6: Final answer
    x = 46,540.80

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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.