Home / 27,733.88-38,268.32-15,797.46

Finding the Fourth Proportional to 27,733.88, 38,268.32 and 15,797.46

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Solution

The fourth proportional to 27,733.88, 38,268.32 and 15,797.46 is: 21,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.88 : 38,268.32 = 15,797.46 : x
  2. Step 2: Convert to fraction form
    27,733.88/38,268.32 = 15,797.46/x
  3. Step 3: Cross multiply
    27,733.88x = 38,268.32 × 15,797.46
  4. Step 4: Simplify right side
    27,733.88x = 604,542,254.47
  5. Step 5: Solve for x
    x = 604,542,254.47/27,733.88
  6. Step 6: Final answer
    x = 21,797.97

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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.