Home / 21,304.62-29,399.94-11,614.14

Finding the Fourth Proportional to 21,304.62, 29,399.94 and 11,614.14

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Solution

The fourth proportional to 21,304.62, 29,399.94 and 11,614.14 is: 16,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,304.62 : 29,399.94 = 11,614.14 : x
  2. Step 2: Convert to fraction form
    21,304.62/29,399.94 = 11,614.14/x
  3. Step 3: Cross multiply
    21,304.62x = 29,399.94 × 11,614.14
  4. Step 4: Simplify right side
    21,304.62x = 341,455,019.15
  5. Step 5: Solve for x
    x = 341,455,019.15/21,304.62
  6. Step 6: Final answer
    x = 16,027.28

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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.