Home / 17,563.92-26,345.75-7,168.38

Finding the Fourth Proportional to 17,563.92, 26,345.75 and 7,168.38

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Solution

The fourth proportional to 17,563.92, 26,345.75 and 7,168.38 is: 10,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,563.92 : 26,345.75 = 7,168.38 : x
  2. Step 2: Convert to fraction form
    17,563.92/26,345.75 = 7,168.38/x
  3. Step 3: Cross multiply
    17,563.92x = 26,345.75 × 7,168.38
  4. Step 4: Simplify right side
    17,563.92x = 188,856,311.54
  5. Step 5: Solve for x
    x = 188,856,311.54/17,563.92
  6. Step 6: Final answer
    x = 10,752.51

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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.