Home / 14,329.88-19,776.11-8,042.25

Finding the Fourth Proportional to 14,329.88, 19,776.11 and 8,042.25

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Solution

The fourth proportional to 14,329.88, 19,776.11 and 8,042.25 is: 11,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.88 : 19,776.11 = 8,042.25 : x
  2. Step 2: Convert to fraction form
    14,329.88/19,776.11 = 8,042.25/x
  3. Step 3: Cross multiply
    14,329.88x = 19,776.11 × 8,042.25
  4. Step 4: Simplify right side
    14,329.88x = 159,044,380.44
  5. Step 5: Solve for x
    x = 159,044,380.44/14,329.88
  6. Step 6: Final answer
    x = 11,098.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.