Home / 17,581.41-26,372.21-7,193.16

Finding the Fourth Proportional to 17,581.41, 26,372.21 and 7,193.16

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Solution

The fourth proportional to 17,581.41, 26,372.21 and 7,193.16 is: 10,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.41 : 26,372.21 = 7,193.16 : x
  2. Step 2: Convert to fraction form
    17,581.41/26,372.21 = 7,193.16/x
  3. Step 3: Cross multiply
    17,581.41x = 26,372.21 × 7,193.16
  4. Step 4: Simplify right side
    17,581.41x = 189,699,490.12
  5. Step 5: Solve for x
    x = 189,699,490.12/17,581.41
  6. Step 6: Final answer
    x = 10,789.78

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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.