Home / 20,114.46-27,757.62-11,616.48

Finding the Fourth Proportional to 20,114.46, 27,757.62 and 11,616.48

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Solution

The fourth proportional to 20,114.46, 27,757.62 and 11,616.48 is: 16,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,114.46 : 27,757.62 = 11,616.48 : x
  2. Step 2: Convert to fraction form
    20,114.46/27,757.62 = 11,616.48/x
  3. Step 3: Cross multiply
    20,114.46x = 27,757.62 × 11,616.48
  4. Step 4: Simplify right side
    20,114.46x = 322,445,837.58
  5. Step 5: Solve for x
    x = 322,445,837.58/20,114.46
  6. Step 6: Final answer
    x = 16,030.55

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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.