Home / 23,756.20-32,778.42-15,145.66

Finding the Fourth Proportional to 23,756.20, 32,778.42 and 15,145.66

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Solution

The fourth proportional to 23,756.20, 32,778.42 and 15,145.66 is: 20,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,756.20 : 32,778.42 = 15,145.66 : x
  2. Step 2: Convert to fraction form
    23,756.20/32,778.42 = 15,145.66/x
  3. Step 3: Cross multiply
    23,756.20x = 32,778.42 × 15,145.66
  4. Step 4: Simplify right side
    23,756.20x = 496,450,604.46
  5. Step 5: Solve for x
    x = 496,450,604.46/23,756.20
  6. Step 6: Final answer
    x = 20,897.73

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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.