Home / 14,242.32-21,377.25-6,851.88

Finding the Fourth Proportional to 14,242.32, 21,377.25 and 6,851.88

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Solution

The fourth proportional to 14,242.32, 21,377.25 and 6,851.88 is: 10,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.32 : 21,377.25 = 6,851.88 : x
  2. Step 2: Convert to fraction form
    14,242.32/21,377.25 = 6,851.88/x
  3. Step 3: Cross multiply
    14,242.32x = 21,377.25 × 6,851.88
  4. Step 4: Simplify right side
    14,242.32x = 146,474,351.73
  5. Step 5: Solve for x
    x = 146,474,351.73/14,242.32
  6. Step 6: Final answer
    x = 10,284.44

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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.