Home / 14,284.26-19,699.38-11,902.14

Finding the Fourth Proportional to 14,284.26, 19,699.38 and 11,902.14

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Solution

The fourth proportional to 14,284.26, 19,699.38 and 11,902.14 is: 16,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.26 : 19,699.38 = 11,902.14 : x
  2. Step 2: Convert to fraction form
    14,284.26/19,699.38 = 11,902.14/x
  3. Step 3: Cross multiply
    14,284.26x = 19,699.38 × 11,902.14
  4. Step 4: Simplify right side
    14,284.26x = 234,464,778.67
  5. Step 5: Solve for x
    x = 234,464,778.67/14,284.26
  6. Step 6: Final answer
    x = 16,414.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.