Home / 12,217.26-18,329.01-6,669.18

Finding the Fourth Proportional to 12,217.26, 18,329.01 and 6,669.18

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Solution

The fourth proportional to 12,217.26, 18,329.01 and 6,669.18 is: 10,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.26 : 18,329.01 = 6,669.18 : x
  2. Step 2: Convert to fraction form
    12,217.26/18,329.01 = 6,669.18/x
  3. Step 3: Cross multiply
    12,217.26x = 18,329.01 × 6,669.18
  4. Step 4: Simplify right side
    12,217.26x = 122,239,466.91
  5. Step 5: Solve for x
    x = 122,239,466.91/12,217.26
  6. Step 6: Final answer
    x = 10,005.47

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1.5x scale

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.