Home / 12,581.40-18,860.94-6,333.24

Finding the Fourth Proportional to 12,581.40, 18,860.94 and 6,333.24

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Solution

The fourth proportional to 12,581.40, 18,860.94 and 6,333.24 is: 9,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581.40 : 18,860.94 = 6,333.24 : x
  2. Step 2: Convert to fraction form
    12,581.40/18,860.94 = 6,333.24/x
  3. Step 3: Cross multiply
    12,581.40x = 18,860.94 × 6,333.24
  4. Step 4: Simplify right side
    12,581.40x = 119,450,859.65
  5. Step 5: Solve for x
    x = 119,450,859.65/12,581.40
  6. Step 6: Final answer
    x = 9,494.24

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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.