Home / 14,849.44-22,278.96-12,788.80

Finding the Fourth Proportional to 14,849.44, 22,278.96 and 12,788.80

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Solution

The fourth proportional to 14,849.44, 22,278.96 and 12,788.80 is: 19,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.44 : 22,278.96 = 12,788.80 : x
  2. Step 2: Convert to fraction form
    14,849.44/22,278.96 = 12,788.80/x
  3. Step 3: Cross multiply
    14,849.44x = 22,278.96 × 12,788.80
  4. Step 4: Simplify right side
    14,849.44x = 284,921,163.65
  5. Step 5: Solve for x
    x = 284,921,163.65/14,849.44
  6. Step 6: Final answer
    x = 19,187.33

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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.