Home / 27,359.14-37,753.35-15,425.41

Finding the Fourth Proportional to 27,359.14, 37,753.35 and 15,425.41

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Solution

The fourth proportional to 27,359.14, 37,753.35 and 15,425.41 is: 21,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,359.14 : 37,753.35 = 15,425.41 : x
  2. Step 2: Convert to fraction form
    27,359.14/37,753.35 = 15,425.41/x
  3. Step 3: Cross multiply
    27,359.14x = 37,753.35 × 15,425.41
  4. Step 4: Simplify right side
    27,359.14x = 582,360,902.62
  5. Step 5: Solve for x
    x = 582,360,902.62/27,359.14
  6. Step 6: Final answer
    x = 21,285.79

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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.