Home / 27,517.93-37,974.62-15,580.96

Finding the Fourth Proportional to 27,517.93, 37,974.62 and 15,580.96

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Solution

The fourth proportional to 27,517.93, 37,974.62 and 15,580.96 is: 21,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.93 : 37,974.62 = 15,580.96 : x
  2. Step 2: Convert to fraction form
    27,517.93/37,974.62 = 15,580.96/x
  3. Step 3: Cross multiply
    27,517.93x = 37,974.62 × 15,580.96
  4. Step 4: Simplify right side
    27,517.93x = 591,680,979.25
  5. Step 5: Solve for x
    x = 591,680,979.25/27,517.93
  6. Step 6: Final answer
    x = 21,501.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.