Home / 17,108.65-25,629.50-15,251.05

Finding the Fourth Proportional to 17,108.65, 25,629.50 and 15,251.05

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Solution

The fourth proportional to 17,108.65, 25,629.50 and 15,251.05 is: 22,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.65 : 25,629.50 = 15,251.05 : x
  2. Step 2: Convert to fraction form
    17,108.65/25,629.50 = 15,251.05/x
  3. Step 3: Cross multiply
    17,108.65x = 25,629.50 × 15,251.05
  4. Step 4: Simplify right side
    17,108.65x = 390,876,709.72
  5. Step 5: Solve for x
    x = 390,876,709.72/17,108.65
  6. Step 6: Final answer
    x = 22,846.73

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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.