Home / 22,759.20-34,143.60-9,604.80

Finding the Fourth Proportional to 22,759.20, 34,143.60 and 9,604.80

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Solution

The fourth proportional to 22,759.20, 34,143.60 and 9,604.80 is: 14,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759.20 : 34,143.60 = 9,604.80 : x
  2. Step 2: Convert to fraction form
    22,759.20/34,143.60 = 9,604.80/x
  3. Step 3: Cross multiply
    22,759.20x = 34,143.60 × 9,604.80
  4. Step 4: Simplify right side
    22,759.20x = 327,942,449.28
  5. Step 5: Solve for x
    x = 327,942,449.28/22,759.20
  6. Step 6: Final answer
    x = 14,409.23

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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.