Home / 12,769.25-19,132.61-4,444.67

Finding the Fourth Proportional to 12,769.25, 19,132.61 and 4,444.67

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Solution

The fourth proportional to 12,769.25, 19,132.61 and 4,444.67 is: 6,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.25 : 19,132.61 = 4,444.67 : x
  2. Step 2: Convert to fraction form
    12,769.25/19,132.61 = 4,444.67/x
  3. Step 3: Cross multiply
    12,769.25x = 19,132.61 × 4,444.67
  4. Step 4: Simplify right side
    12,769.25x = 85,038,163.30
  5. Step 5: Solve for x
    x = 85,038,163.30/12,769.25
  6. Step 6: Final answer
    x = 6,659.61

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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.