Home / 27,297.38-37,672.56-15,359.96

Finding the Fourth Proportional to 27,297.38, 37,672.56 and 15,359.96

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Solution

The fourth proportional to 27,297.38, 37,672.56 and 15,359.96 is: 21,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.38 : 37,672.56 = 15,359.96 : x
  2. Step 2: Convert to fraction form
    27,297.38/37,672.56 = 15,359.96/x
  3. Step 3: Cross multiply
    27,297.38x = 37,672.56 × 15,359.96
  4. Step 4: Simplify right side
    27,297.38x = 578,649,014.70
  5. Step 5: Solve for x
    x = 578,649,014.70/27,297.38
  6. Step 6: Final answer
    x = 21,197.97

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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.