Home / 12,469.28-18,716.58-6,233.76

Finding the Fourth Proportional to 12,469.28, 18,716.58 and 6,233.76

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Solution

The fourth proportional to 12,469.28, 18,716.58 and 6,233.76 is: 9,356.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469.28 : 18,716.58 = 6,233.76 : x
  2. Step 2: Convert to fraction form
    12,469.28/18,716.58 = 6,233.76/x
  3. Step 3: Cross multiply
    12,469.28x = 18,716.58 × 6,233.76
  4. Step 4: Simplify right side
    12,469.28x = 116,674,667.74
  5. Step 5: Solve for x
    x = 116,674,667.74/12,469.28
  6. Step 6: Final answer
    x = 9,356.97

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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.