Home / 16,748.73-25,121.35-8,425.35

Finding the Fourth Proportional to 16,748.73, 25,121.35 and 8,425.35

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Solution

The fourth proportional to 16,748.73, 25,121.35 and 8,425.35 is: 12,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.73 : 25,121.35 = 8,425.35 : x
  2. Step 2: Convert to fraction form
    16,748.73/25,121.35 = 8,425.35/x
  3. Step 3: Cross multiply
    16,748.73x = 25,121.35 × 8,425.35
  4. Step 4: Simplify right side
    16,748.73x = 211,656,166.22
  5. Step 5: Solve for x
    x = 211,656,166.22/16,748.73
  6. Step 6: Final answer
    x = 12,637.15

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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.