Home / 27,974.94-38,592.38-16,638.08

Finding the Fourth Proportional to 27,974.94, 38,592.38 and 16,638.08

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Solution

The fourth proportional to 27,974.94, 38,592.38 and 16,638.08 is: 22,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,974.94 : 38,592.38 = 16,638.08 : x
  2. Step 2: Convert to fraction form
    27,974.94/38,592.38 = 16,638.08/x
  3. Step 3: Cross multiply
    27,974.94x = 38,592.38 × 16,638.08
  4. Step 4: Simplify right side
    27,974.94x = 642,103,105.83
  5. Step 5: Solve for x
    x = 642,103,105.83/27,974.94
  6. Step 6: Final answer
    x = 22,952.80

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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.