Home / 12,216.63-16,844.18-10,324.88

Finding the Fourth Proportional to 12,216.63, 16,844.18 and 10,324.88

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Solution

The fourth proportional to 12,216.63, 16,844.18 and 10,324.88 is: 14,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,216.63 : 16,844.18 = 10,324.88 : x
  2. Step 2: Convert to fraction form
    12,216.63/16,844.18 = 10,324.88/x
  3. Step 3: Cross multiply
    12,216.63x = 16,844.18 × 10,324.88
  4. Step 4: Simplify right side
    12,216.63x = 173,914,001.35
  5. Step 5: Solve for x
    x = 173,914,001.35/12,216.63
  6. Step 6: Final answer
    x = 14,235.84

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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.