Home / 16,748.82-25,123.23-9,819.54

Finding the Fourth Proportional to 16,748.82, 25,123.23 and 9,819.54

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Solution

The fourth proportional to 16,748.82, 25,123.23 and 9,819.54 is: 14,729.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.82 : 25,123.23 = 9,819.54 : x
  2. Step 2: Convert to fraction form
    16,748.82/25,123.23 = 9,819.54/x
  3. Step 3: Cross multiply
    16,748.82x = 25,123.23 × 9,819.54
  4. Step 4: Simplify right side
    16,748.82x = 246,698,561.91
  5. Step 5: Solve for x
    x = 246,698,561.91/16,748.82
  6. Step 6: Final answer
    x = 14,729.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.