Home / 12,246.62-18,354.56-6,624.07

Finding the Fourth Proportional to 12,246.62, 18,354.56 and 6,624.07

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Solution

The fourth proportional to 12,246.62, 18,354.56 and 6,624.07 is: 9,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.62 : 18,354.56 = 6,624.07 : x
  2. Step 2: Convert to fraction form
    12,246.62/18,354.56 = 6,624.07/x
  3. Step 3: Cross multiply
    12,246.62x = 18,354.56 × 6,624.07
  4. Step 4: Simplify right side
    12,246.62x = 121,581,892.16
  5. Step 5: Solve for x
    x = 121,581,892.16/12,246.62
  6. Step 6: Final answer
    x = 9,927.79

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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.