Home / 13,014.22-19,514.31-6,758.80

Finding the Fourth Proportional to 13,014.22, 19,514.31 and 6,758.80

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Solution

The fourth proportional to 13,014.22, 19,514.31 and 6,758.80 is: 10,134.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.22 : 19,514.31 = 6,758.80 : x
  2. Step 2: Convert to fraction form
    13,014.22/19,514.31 = 6,758.80/x
  3. Step 3: Cross multiply
    13,014.22x = 19,514.31 × 6,758.80
  4. Step 4: Simplify right side
    13,014.22x = 131,893,318.43
  5. Step 5: Solve for x
    x = 131,893,318.43/13,014.22
  6. Step 6: Final answer
    x = 10,134.55

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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.