Home / 36,181.80-49,932.36-20,265.84

Finding the Fourth Proportional to 36,181.80, 49,932.36 and 20,265.84

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Solution

The fourth proportional to 36,181.80, 49,932.36 and 20,265.84 is: 27,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.80 : 49,932.36 = 20,265.84 : x
  2. Step 2: Convert to fraction form
    36,181.80/49,932.36 = 20,265.84/x
  3. Step 3: Cross multiply
    36,181.80x = 49,932.36 × 20,265.84
  4. Step 4: Simplify right side
    36,181.80x = 1,011,921,218.58
  5. Step 5: Solve for x
    x = 1,011,921,218.58/36,181.80
  6. Step 6: Final answer
    x = 27,967.69

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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.