Home / 27,725.31-38,257.97-16,395.23

Finding the Fourth Proportional to 27,725.31, 38,257.97 and 16,395.23

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Solution

The fourth proportional to 27,725.31, 38,257.97 and 16,395.23 is: 22,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725.31 : 38,257.97 = 16,395.23 : x
  2. Step 2: Convert to fraction form
    27,725.31/38,257.97 = 16,395.23/x
  3. Step 3: Cross multiply
    27,725.31x = 38,257.97 × 16,395.23
  4. Step 4: Simplify right side
    27,725.31x = 627,247,944.22
  5. Step 5: Solve for x
    x = 627,247,944.22/27,725.31
  6. Step 6: Final answer
    x = 22,623.66

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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.