Home / 27,468.94-37,906.71-15,531.88

Finding the Fourth Proportional to 27,468.94, 37,906.71 and 15,531.88

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Solution

The fourth proportional to 27,468.94, 37,906.71 and 15,531.88 is: 21,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.94 : 37,906.71 = 15,531.88 : x
  2. Step 2: Convert to fraction form
    27,468.94/37,906.71 = 15,531.88/x
  3. Step 3: Cross multiply
    27,468.94x = 37,906.71 × 15,531.88
  4. Step 4: Simplify right side
    27,468.94x = 588,762,470.91
  5. Step 5: Solve for x
    x = 588,762,470.91/27,468.94
  6. Step 6: Final answer
    x = 21,433.75

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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.