Home / 14,554.26-21,849.84-12,118.86

Finding the Fourth Proportional to 14,554.26, 21,849.84 and 12,118.86

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Solution

The fourth proportional to 14,554.26, 21,849.84 and 12,118.86 is: 18,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.26 : 21,849.84 = 12,118.86 : x
  2. Step 2: Convert to fraction form
    14,554.26/21,849.84 = 12,118.86/x
  3. Step 3: Cross multiply
    14,554.26x = 21,849.84 × 12,118.86
  4. Step 4: Simplify right side
    14,554.26x = 264,795,151.98
  5. Step 5: Solve for x
    x = 264,795,151.98/14,554.26
  6. Step 6: Final answer
    x = 18,193.65

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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.