Home / 34,163.75-47,146.04-18,849.95

Finding the Fourth Proportional to 34,163.75, 47,146.04 and 18,849.95

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Solution

The fourth proportional to 34,163.75, 47,146.04 and 18,849.95 is: 26,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.75 : 47,146.04 = 18,849.95 : x
  2. Step 2: Convert to fraction form
    34,163.75/47,146.04 = 18,849.95/x
  3. Step 3: Cross multiply
    34,163.75x = 47,146.04 × 18,849.95
  4. Step 4: Simplify right side
    34,163.75x = 888,700,414.20
  5. Step 5: Solve for x
    x = 888,700,414.20/34,163.75
  6. Step 6: Final answer
    x = 26,012.96

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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.