Home / 12,998.60-19,464.68-10,369.95

Finding the Fourth Proportional to 12,998.60, 19,464.68 and 10,369.95

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Solution

The fourth proportional to 12,998.60, 19,464.68 and 10,369.95 is: 15,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,998.60 : 19,464.68 = 10,369.95 : x
  2. Step 2: Convert to fraction form
    12,998.60/19,464.68 = 10,369.95/x
  3. Step 3: Cross multiply
    12,998.60x = 19,464.68 × 10,369.95
  4. Step 4: Simplify right side
    12,998.60x = 201,847,736.88
  5. Step 5: Solve for x
    x = 201,847,736.88/12,998.60
  6. Step 6: Final answer
    x = 15,528.42

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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.