Home / 27,819.92-38,391.54-16,494.96

Finding the Fourth Proportional to 27,819.92, 38,391.54 and 16,494.96

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Solution

The fourth proportional to 27,819.92, 38,391.54 and 16,494.96 is: 22,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819.92 : 38,391.54 = 16,494.96 : x
  2. Step 2: Convert to fraction form
    27,819.92/38,391.54 = 16,494.96/x
  3. Step 3: Cross multiply
    27,819.92x = 38,391.54 × 16,494.96
  4. Step 4: Simplify right side
    27,819.92x = 633,266,916.64
  5. Step 5: Solve for x
    x = 633,266,916.64/27,819.92
  6. Step 6: Final answer
    x = 22,763.07

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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.