Home / 12,766.06-19,134.89-5,368.32

Finding the Fourth Proportional to 12,766.06, 19,134.89 and 5,368.32

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Solution

The fourth proportional to 12,766.06, 19,134.89 and 5,368.32 is: 8,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.06 : 19,134.89 = 5,368.32 : x
  2. Step 2: Convert to fraction form
    12,766.06/19,134.89 = 5,368.32/x
  3. Step 3: Cross multiply
    12,766.06x = 19,134.89 × 5,368.32
  4. Step 4: Simplify right side
    12,766.06x = 102,722,212.68
  5. Step 5: Solve for x
    x = 102,722,212.68/12,766.06
  6. Step 6: Final answer
    x = 8,046.51

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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.