Home / 12,844.18-19,202.98-10,891.60

Finding the Fourth Proportional to 12,844.18, 19,202.98 and 10,891.60

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Solution

The fourth proportional to 12,844.18, 19,202.98 and 10,891.60 is: 16,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.18 : 19,202.98 = 10,891.60 : x
  2. Step 2: Convert to fraction form
    12,844.18/19,202.98 = 10,891.60/x
  3. Step 3: Cross multiply
    12,844.18x = 19,202.98 × 10,891.60
  4. Step 4: Simplify right side
    12,844.18x = 209,151,176.97
  5. Step 5: Solve for x
    x = 209,151,176.97/12,844.18
  6. Step 6: Final answer
    x = 16,283.73

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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.