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Finding the Fourth Proportional to 17,580.67, 26,375.24 and 7,192.45

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Solution

The fourth proportional to 17,580.67, 26,375.24 and 7,192.45 is: 10,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.67 : 26,375.24 = 7,192.45 : x
  2. Step 2: Convert to fraction form
    17,580.67/26,375.24 = 7,192.45/x
  3. Step 3: Cross multiply
    17,580.67x = 26,375.24 × 7,192.45
  4. Step 4: Simplify right side
    17,580.67x = 189,702,594.94
  5. Step 5: Solve for x
    x = 189,702,594.94/17,580.67
  6. Step 6: Final answer
    x = 10,790.41

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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.