Home / 27,360.20-37,754.76-15,425.47

Finding the Fourth Proportional to 27,360.20, 37,754.76 and 15,425.47

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Solution

The fourth proportional to 27,360.20, 37,754.76 and 15,425.47 is: 21,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,360.20 : 37,754.76 = 15,425.47 : x
  2. Step 2: Convert to fraction form
    27,360.20/37,754.76 = 15,425.47/x
  3. Step 3: Cross multiply
    27,360.20x = 37,754.76 × 15,425.47
  4. Step 4: Simplify right side
    27,360.20x = 582,384,728.96
  5. Step 5: Solve for x
    x = 582,384,728.96/27,360.20
  6. Step 6: Final answer
    x = 21,285.84

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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.