Home / 36,337.42-50,146.78-21,999.88

Finding the Fourth Proportional to 36,337.42, 50,146.78 and 21,999.88

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Solution

The fourth proportional to 36,337.42, 50,146.78 and 21,999.88 is: 30,360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,337.42 : 50,146.78 = 21,999.88 : x
  2. Step 2: Convert to fraction form
    36,337.42/50,146.78 = 21,999.88/x
  3. Step 3: Cross multiply
    36,337.42x = 50,146.78 × 21,999.88
  4. Step 4: Simplify right side
    36,337.42x = 1,103,223,142.39
  5. Step 5: Solve for x
    x = 1,103,223,142.39/36,337.42
  6. Step 6: Final answer
    x = 30,360.52

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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.