Home / 19,944.05-27,522.06-11,987.02

Finding the Fourth Proportional to 19,944.05, 27,522.06 and 11,987.02

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Solution

The fourth proportional to 19,944.05, 27,522.06 and 11,987.02 is: 16,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.05 : 27,522.06 = 11,987.02 : x
  2. Step 2: Convert to fraction form
    19,944.05/27,522.06 = 11,987.02/x
  3. Step 3: Cross multiply
    19,944.05x = 27,522.06 × 11,987.02
  4. Step 4: Simplify right side
    19,944.05x = 329,907,346.05
  5. Step 5: Solve for x
    x = 329,907,346.05/19,944.05
  6. Step 6: Final answer
    x = 16,541.64

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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.