Home / 27,733.62-38,272.35-15,796.95

Finding the Fourth Proportional to 27,733.62, 38,272.35 and 15,796.95

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Solution

The fourth proportional to 27,733.62, 38,272.35 and 15,796.95 is: 21,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.62 : 38,272.35 = 15,796.95 : x
  2. Step 2: Convert to fraction form
    27,733.62/38,272.35 = 15,796.95/x
  3. Step 3: Cross multiply
    27,733.62x = 38,272.35 × 15,796.95
  4. Step 4: Simplify right side
    27,733.62x = 604,586,399.33
  5. Step 5: Solve for x
    x = 604,586,399.33/27,733.62
  6. Step 6: Final answer
    x = 21,799.77

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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.