Home / 12,895.94-19,344.94-5,500.46

Finding the Fourth Proportional to 12,895.94, 19,344.94 and 5,500.46

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Solution

The fourth proportional to 12,895.94, 19,344.94 and 5,500.46 is: 8,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.94 : 19,344.94 = 5,500.46 : x
  2. Step 2: Convert to fraction form
    12,895.94/19,344.94 = 5,500.46/x
  3. Step 3: Cross multiply
    12,895.94x = 19,344.94 × 5,500.46
  4. Step 4: Simplify right side
    12,895.94x = 106,406,103.28
  5. Step 5: Solve for x
    x = 106,406,103.28/12,895.94
  6. Step 6: Final answer
    x = 8,251.13

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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.