Home / 36,151.97-49,894.41-20,239.72

Finding the Fourth Proportional to 36,151.97, 49,894.41 and 20,239.72

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Solution

The fourth proportional to 36,151.97, 49,894.41 and 20,239.72 is: 27,933.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.97 : 49,894.41 = 20,239.72 : x
  2. Step 2: Convert to fraction form
    36,151.97/49,894.41 = 20,239.72/x
  3. Step 3: Cross multiply
    36,151.97x = 49,894.41 × 20,239.72
  4. Step 4: Simplify right side
    36,151.97x = 1,009,848,839.13
  5. Step 5: Solve for x
    x = 1,009,848,839.13/36,151.97
  6. Step 6: Final answer
    x = 27,933.44

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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.