Home / 36,055.08-49,728.60-31,027.80

Finding the Fourth Proportional to 36,055.08, 49,728.60 and 31,027.80

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Solution

The fourth proportional to 36,055.08, 49,728.60 and 31,027.80 is: 42,794.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,055.08 : 49,728.60 = 31,027.80 : x
  2. Step 2: Convert to fraction form
    36,055.08/49,728.60 = 31,027.80/x
  3. Step 3: Cross multiply
    36,055.08x = 49,728.60 × 31,027.80
  4. Step 4: Simplify right side
    36,055.08x = 1,542,969,055.08
  5. Step 5: Solve for x
    x = 1,542,969,055.08/36,055.08
  6. Step 6: Final answer
    x = 42,794.78

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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.