Home / 27,517.96-37,974.93-15,583.62

Finding the Fourth Proportional to 27,517.96, 37,974.93 and 15,583.62

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Solution

The fourth proportional to 27,517.96, 37,974.93 and 15,583.62 is: 21,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.96 : 37,974.93 = 15,583.62 : x
  2. Step 2: Convert to fraction form
    27,517.96/37,974.93 = 15,583.62/x
  3. Step 3: Cross multiply
    27,517.96x = 37,974.93 × 15,583.62
  4. Step 4: Simplify right side
    27,517.96x = 591,786,943.47
  5. Step 5: Solve for x
    x = 591,786,943.47/27,517.96
  6. Step 6: Final answer
    x = 21,505.48

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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.