Home / 23,149.50-31,932.63-15,194.94

Finding the Fourth Proportional to 23,149.50, 31,932.63 and 15,194.94

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Solution

The fourth proportional to 23,149.50, 31,932.63 and 15,194.94 is: 20,960.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,149.50 : 31,932.63 = 15,194.94 : x
  2. Step 2: Convert to fraction form
    23,149.50/31,932.63 = 15,194.94/x
  3. Step 3: Cross multiply
    23,149.50x = 31,932.63 × 15,194.94
  4. Step 4: Simplify right side
    23,149.50x = 485,214,396.89
  5. Step 5: Solve for x
    x = 485,214,396.89/23,149.50
  6. Step 6: Final answer
    x = 20,960.04

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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.