Home / 23,147.34-34,694.70-9,104.75

Finding the Fourth Proportional to 23,147.34, 34,694.70 and 9,104.75

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Solution

The fourth proportional to 23,147.34, 34,694.70 and 9,104.75 is: 13,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.34 : 34,694.70 = 9,104.75 : x
  2. Step 2: Convert to fraction form
    23,147.34/34,694.70 = 9,104.75/x
  3. Step 3: Cross multiply
    23,147.34x = 34,694.70 × 9,104.75
  4. Step 4: Simplify right side
    23,147.34x = 315,886,764.29
  5. Step 5: Solve for x
    x = 315,886,764.29/23,147.34
  6. Step 6: Final answer
    x = 13,646.78

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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.