Home / 27,797.52-38,360.19-15,222.27

Finding the Fourth Proportional to 27,797.52, 38,360.19 and 15,222.27

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Solution

The fourth proportional to 27,797.52, 38,360.19 and 15,222.27 is: 21,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797.52 : 38,360.19 = 15,222.27 : x
  2. Step 2: Convert to fraction form
    27,797.52/38,360.19 = 15,222.27/x
  3. Step 3: Cross multiply
    27,797.52x = 38,360.19 × 15,222.27
  4. Step 4: Simplify right side
    27,797.52x = 583,929,169.43
  5. Step 5: Solve for x
    x = 583,929,169.43/27,797.52
  6. Step 6: Final answer
    x = 21,006.52

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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.