Home / 27,087.41-37,380.70-15,149.96

Finding the Fourth Proportional to 27,087.41, 37,380.70 and 15,149.96

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Solution

The fourth proportional to 27,087.41, 37,380.70 and 15,149.96 is: 20,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.41 : 37,380.70 = 15,149.96 : x
  2. Step 2: Convert to fraction form
    27,087.41/37,380.70 = 15,149.96/x
  3. Step 3: Cross multiply
    27,087.41x = 37,380.70 × 15,149.96
  4. Step 4: Simplify right side
    27,087.41x = 566,316,165.35
  5. Step 5: Solve for x
    x = 566,316,165.35/27,087.41
  6. Step 6: Final answer
    x = 20,906.99

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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.