Home / 12,223.02-16,867.80-6,634.02

Finding the Fourth Proportional to 12,223.02, 16,867.80 and 6,634.02

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Solution

The fourth proportional to 12,223.02, 16,867.80 and 6,634.02 is: 9,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223.02 : 16,867.80 = 6,634.02 : x
  2. Step 2: Convert to fraction form
    12,223.02/16,867.80 = 6,634.02/x
  3. Step 3: Cross multiply
    12,223.02x = 16,867.80 × 6,634.02
  4. Step 4: Simplify right side
    12,223.02x = 111,901,322.56
  5. Step 5: Solve for x
    x = 111,901,322.56/12,223.02
  6. Step 6: Final answer
    x = 9,154.97

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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.