Home / 16,272.06-24,408.11-5,178.79

Finding the Fourth Proportional to 16,272.06, 24,408.11 and 5,178.79

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Solution

The fourth proportional to 16,272.06, 24,408.11 and 5,178.79 is: 7,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.06 : 24,408.11 = 5,178.79 : x
  2. Step 2: Convert to fraction form
    16,272.06/24,408.11 = 5,178.79/x
  3. Step 3: Cross multiply
    16,272.06x = 24,408.11 × 5,178.79
  4. Step 4: Simplify right side
    16,272.06x = 126,404,475.99
  5. Step 5: Solve for x
    x = 126,404,475.99/16,272.06
  6. Step 6: Final answer
    x = 7,768.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.