Home / 12,786.25-19,173.33-4,465.27

Finding the Fourth Proportional to 12,786.25, 19,173.33 and 4,465.27

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Solution

The fourth proportional to 12,786.25, 19,173.33 and 4,465.27 is: 6,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786.25 : 19,173.33 = 4,465.27 : x
  2. Step 2: Convert to fraction form
    12,786.25/19,173.33 = 4,465.27/x
  3. Step 3: Cross multiply
    12,786.25x = 19,173.33 × 4,465.27
  4. Step 4: Simplify right side
    12,786.25x = 85,614,095.25
  5. Step 5: Solve for x
    x = 85,614,095.25/12,786.25
  6. Step 6: Final answer
    x = 6,695.79

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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.