Home / 36,801.32-55,202.88-13,427.76

Finding the Fourth Proportional to 36,801.32, 55,202.88 and 13,427.76

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Solution

The fourth proportional to 36,801.32, 55,202.88 and 13,427.76 is: 20,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801.32 : 55,202.88 = 13,427.76 : x
  2. Step 2: Convert to fraction form
    36,801.32/55,202.88 = 13,427.76/x
  3. Step 3: Cross multiply
    36,801.32x = 55,202.88 × 13,427.76
  4. Step 4: Simplify right side
    36,801.32x = 741,251,023.95
  5. Step 5: Solve for x
    x = 741,251,023.95/36,801.32
  6. Step 6: Final answer
    x = 20,141.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.