Home / 27,321.64-37,704.80-15,992.19

Finding the Fourth Proportional to 27,321.64, 37,704.80 and 15,992.19

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Solution

The fourth proportional to 27,321.64, 37,704.80 and 15,992.19 is: 22,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,321.64 : 37,704.80 = 15,992.19 : x
  2. Step 2: Convert to fraction form
    27,321.64/37,704.80 = 15,992.19/x
  3. Step 3: Cross multiply
    27,321.64x = 37,704.80 × 15,992.19
  4. Step 4: Simplify right side
    27,321.64x = 602,982,365.49
  5. Step 5: Solve for x
    x = 602,982,365.49/27,321.64
  6. Step 6: Final answer
    x = 22,069.77

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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.