Home / 36,034.77-49,730.43-20,118.88

Finding the Fourth Proportional to 36,034.77, 49,730.43 and 20,118.88

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Solution

The fourth proportional to 36,034.77, 49,730.43 and 20,118.88 is: 27,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.77 : 49,730.43 = 20,118.88 : x
  2. Step 2: Convert to fraction form
    36,034.77/49,730.43 = 20,118.88/x
  3. Step 3: Cross multiply
    36,034.77x = 49,730.43 × 20,118.88
  4. Step 4: Simplify right side
    36,034.77x = 1,000,520,553.52
  5. Step 5: Solve for x
    x = 1,000,520,553.52/36,034.77
  6. Step 6: Final answer
    x = 27,765.42

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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.