Home / 12,396.84-18,599.58-5,476.20

Finding the Fourth Proportional to 12,396.84, 18,599.58 and 5,476.20

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Solution

The fourth proportional to 12,396.84, 18,599.58 and 5,476.20 is: 8,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396.84 : 18,599.58 = 5,476.20 : x
  2. Step 2: Convert to fraction form
    12,396.84/18,599.58 = 5,476.20/x
  3. Step 3: Cross multiply
    12,396.84x = 18,599.58 × 5,476.20
  4. Step 4: Simplify right side
    12,396.84x = 101,855,020.00
  5. Step 5: Solve for x
    x = 101,855,020.00/12,396.84
  6. Step 6: Final answer
    x = 8,216.21

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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.