Home / 16,759.94-25,138.28-8,436.64

Finding the Fourth Proportional to 16,759.94, 25,138.28 and 8,436.64

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Solution

The fourth proportional to 16,759.94, 25,138.28 and 8,436.64 is: 12,654.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.94 : 25,138.28 = 8,436.64 : x
  2. Step 2: Convert to fraction form
    16,759.94/25,138.28 = 8,436.64/x
  3. Step 3: Cross multiply
    16,759.94x = 25,138.28 × 8,436.64
  4. Step 4: Simplify right side
    16,759.94x = 212,082,618.58
  5. Step 5: Solve for x
    x = 212,082,618.58/16,759.94
  6. Step 6: Final answer
    x = 12,654.14

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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.