Home / 12,251.22-16,891.74-10,359.42

Finding the Fourth Proportional to 12,251.22, 16,891.74 and 10,359.42

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Solution

The fourth proportional to 12,251.22, 16,891.74 and 10,359.42 is: 14,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251.22 : 16,891.74 = 10,359.42 : x
  2. Step 2: Convert to fraction form
    12,251.22/16,891.74 = 10,359.42/x
  3. Step 3: Cross multiply
    12,251.22x = 16,891.74 × 10,359.42
  4. Step 4: Simplify right side
    12,251.22x = 174,988,629.19
  5. Step 5: Solve for x
    x = 174,988,629.19/12,251.22
  6. Step 6: Final answer
    x = 14,283.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.