Home / 36,016.52-49,702.01-20,910.42

Finding the Fourth Proportional to 36,016.52, 49,702.01 and 20,910.42

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Solution

The fourth proportional to 36,016.52, 49,702.01 and 20,910.42 is: 28,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.52 : 49,702.01 = 20,910.42 : x
  2. Step 2: Convert to fraction form
    36,016.52/49,702.01 = 20,910.42/x
  3. Step 3: Cross multiply
    36,016.52x = 49,702.01 × 20,910.42
  4. Step 4: Simplify right side
    36,016.52x = 1,039,289,799.39
  5. Step 5: Solve for x
    x = 1,039,289,799.39/36,016.52
  6. Step 6: Final answer
    x = 28,855.92

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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.