Home / 17,288.56-25,942.90-7,292.68

Finding the Fourth Proportional to 17,288.56, 25,942.90 and 7,292.68

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Solution

The fourth proportional to 17,288.56, 25,942.90 and 7,292.68 is: 10,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.56 : 25,942.90 = 7,292.68 : x
  2. Step 2: Convert to fraction form
    17,288.56/25,942.90 = 7,292.68/x
  3. Step 3: Cross multiply
    17,288.56x = 25,942.90 × 7,292.68
  4. Step 4: Simplify right side
    17,288.56x = 189,193,267.97
  5. Step 5: Solve for x
    x = 189,193,267.97/17,288.56
  6. Step 6: Final answer
    x = 10,943.26

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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.