Home / 12,994.62-19,497.39-5,099.55

Finding the Fourth Proportional to 12,994.62, 19,497.39 and 5,099.55

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Solution

The fourth proportional to 12,994.62, 19,497.39 and 5,099.55 is: 7,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994.62 : 19,497.39 = 5,099.55 : x
  2. Step 2: Convert to fraction form
    12,994.62/19,497.39 = 5,099.55/x
  3. Step 3: Cross multiply
    12,994.62x = 19,497.39 × 5,099.55
  4. Step 4: Simplify right side
    12,994.62x = 99,427,915.17
  5. Step 5: Solve for x
    x = 99,427,915.17/12,994.62
  6. Step 6: Final answer
    x = 7,651.47

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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.