Home / 36,347.97-50,158.92-20,215.20

Finding the Fourth Proportional to 36,347.97, 50,158.92 and 20,215.20

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Solution

The fourth proportional to 36,347.97, 50,158.92 and 20,215.20 is: 27,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.97 : 50,158.92 = 20,215.20 : x
  2. Step 2: Convert to fraction form
    36,347.97/50,158.92 = 20,215.20/x
  3. Step 3: Cross multiply
    36,347.97x = 50,158.92 × 20,215.20
  4. Step 4: Simplify right side
    36,347.97x = 1,013,972,599.58
  5. Step 5: Solve for x
    x = 1,013,972,599.58/36,347.97
  6. Step 6: Final answer
    x = 27,896.26

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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.