Home / 27,972.74-38,601.24-16,027.77

Finding the Fourth Proportional to 27,972.74, 38,601.24 and 16,027.77

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Solution

The fourth proportional to 27,972.74, 38,601.24 and 16,027.77 is: 22,117.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.74 : 38,601.24 = 16,027.77 : x
  2. Step 2: Convert to fraction form
    27,972.74/38,601.24 = 16,027.77/x
  3. Step 3: Cross multiply
    27,972.74x = 38,601.24 × 16,027.77
  4. Step 4: Simplify right side
    27,972.74x = 618,691,796.43
  5. Step 5: Solve for x
    x = 618,691,796.43/27,972.74
  6. Step 6: Final answer
    x = 22,117.67

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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.