Home / 36,103.27-49,822.52-20,187.76

Finding the Fourth Proportional to 36,103.27, 49,822.52 and 20,187.76

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Solution

The fourth proportional to 36,103.27, 49,822.52 and 20,187.76 is: 27,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.27 : 49,822.52 = 20,187.76 : x
  2. Step 2: Convert to fraction form
    36,103.27/49,822.52 = 20,187.76/x
  3. Step 3: Cross multiply
    36,103.27x = 49,822.52 × 20,187.76
  4. Step 4: Simplify right side
    36,103.27x = 1,005,805,076.36
  5. Step 5: Solve for x
    x = 1,005,805,076.36/36,103.27
  6. Step 6: Final answer
    x = 27,859.11

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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.