Home / 36,799.15-55,222.91-20,170.95

Finding the Fourth Proportional to 36,799.15, 55,222.91 and 20,170.95

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Solution

The fourth proportional to 36,799.15, 55,222.91 and 20,170.95 is: 30,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,799.15 : 55,222.91 = 20,170.95 : x
  2. Step 2: Convert to fraction form
    36,799.15/55,222.91 = 20,170.95/x
  3. Step 3: Cross multiply
    36,799.15x = 55,222.91 × 20,170.95
  4. Step 4: Simplify right side
    36,799.15x = 1,113,898,556.46
  5. Step 5: Solve for x
    x = 1,113,898,556.46/36,799.15
  6. Step 6: Final answer
    x = 30,269.68

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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.