Home / 14,179.38-19,571.94-9,701.44

Finding the Fourth Proportional to 14,179.38, 19,571.94 and 9,701.44

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Solution

The fourth proportional to 14,179.38, 19,571.94 and 9,701.44 is: 13,390.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.38 : 19,571.94 = 9,701.44 : x
  2. Step 2: Convert to fraction form
    14,179.38/19,571.94 = 9,701.44/x
  3. Step 3: Cross multiply
    14,179.38x = 19,571.94 × 9,701.44
  4. Step 4: Simplify right side
    14,179.38x = 189,876,001.59
  5. Step 5: Solve for x
    x = 189,876,001.59/14,179.38
  6. Step 6: Final answer
    x = 13,390.99

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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.