Home / 17,001.11-25,501.67-5,314.43

Finding the Fourth Proportional to 17,001.11, 25,501.67 and 5,314.43

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Solution

The fourth proportional to 17,001.11, 25,501.67 and 5,314.43 is: 7,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.11 : 25,501.67 = 5,314.43 : x
  2. Step 2: Convert to fraction form
    17,001.11/25,501.67 = 5,314.43/x
  3. Step 3: Cross multiply
    17,001.11x = 25,501.67 × 5,314.43
  4. Step 4: Simplify right side
    17,001.11x = 135,526,813.53
  5. Step 5: Solve for x
    x = 135,526,813.53/17,001.11
  6. Step 6: Final answer
    x = 7,971.65

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Double scale
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Similar ratio
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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.