Home / 27,327.66-37,719.72-15,999.54

Finding the Fourth Proportional to 27,327.66, 37,719.72 and 15,999.54

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Solution

The fourth proportional to 27,327.66, 37,719.72 and 15,999.54 is: 22,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.66 : 37,719.72 = 15,999.54 : x
  2. Step 2: Convert to fraction form
    27,327.66/37,719.72 = 15,999.54/x
  3. Step 3: Cross multiply
    27,327.66x = 37,719.72 × 15,999.54
  4. Step 4: Simplify right side
    27,327.66x = 603,498,168.93
  5. Step 5: Solve for x
    x = 603,498,168.93/27,327.66
  6. Step 6: Final answer
    x = 22,083.79

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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.