Home / 36,003.42-49,691.97-20,899.35

Finding the Fourth Proportional to 36,003.42, 49,691.97 and 20,899.35

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Solution

The fourth proportional to 36,003.42, 49,691.97 and 20,899.35 is: 28,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,003.42 : 49,691.97 = 20,899.35 : x
  2. Step 2: Convert to fraction form
    36,003.42/49,691.97 = 20,899.35/x
  3. Step 3: Cross multiply
    36,003.42x = 49,691.97 × 20,899.35
  4. Step 4: Simplify right side
    36,003.42x = 1,038,529,873.22
  5. Step 5: Solve for x
    x = 1,038,529,873.22/36,003.42
  6. Step 6: Final answer
    x = 28,845.31

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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.