Home / 12,766.46-19,149.66-4,002.05

Finding the Fourth Proportional to 12,766.46, 19,149.66 and 4,002.05

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Solution

The fourth proportional to 12,766.46, 19,149.66 and 4,002.05 is: 6,003.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.46 : 19,149.66 = 4,002.05 : x
  2. Step 2: Convert to fraction form
    12,766.46/19,149.66 = 4,002.05/x
  3. Step 3: Cross multiply
    12,766.46x = 19,149.66 × 4,002.05
  4. Step 4: Simplify right side
    12,766.46x = 76,637,944.68
  5. Step 5: Solve for x
    x = 76,637,944.68/12,766.46
  6. Step 6: Final answer
    x = 6,003.07

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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.