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Finding the Fourth Proportional to 17,057.67, 25,586.50 and 6,662.13

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Solution

The fourth proportional to 17,057.67, 25,586.50 and 6,662.13 is: 9,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,057.67 : 25,586.50 = 6,662.13 : x
  2. Step 2: Convert to fraction form
    17,057.67/25,586.50 = 6,662.13/x
  3. Step 3: Cross multiply
    17,057.67x = 25,586.50 × 6,662.13
  4. Step 4: Simplify right side
    17,057.67x = 170,460,589.25
  5. Step 5: Solve for x
    x = 170,460,589.25/17,057.67
  6. Step 6: Final answer
    x = 9,993.19

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Double scale
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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.