Home / 12,448.26-18,665.91-5,872.68

Finding the Fourth Proportional to 12,448.26, 18,665.91 and 5,872.68

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Solution

The fourth proportional to 12,448.26, 18,665.91 and 5,872.68 is: 8,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.26 : 18,665.91 = 5,872.68 : x
  2. Step 2: Convert to fraction form
    12,448.26/18,665.91 = 5,872.68/x
  3. Step 3: Cross multiply
    12,448.26x = 18,665.91 × 5,872.68
  4. Step 4: Simplify right side
    12,448.26x = 109,618,916.34
  5. Step 5: Solve for x
    x = 109,618,916.34/12,448.26
  6. Step 6: Final answer
    x = 8,805.96

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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.