Home / 14,179.07-21,266.98-3,791.63

Finding the Fourth Proportional to 14,179.07, 21,266.98 and 3,791.63

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Solution

The fourth proportional to 14,179.07, 21,266.98 and 3,791.63 is: 5,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.07 : 21,266.98 = 3,791.63 : x
  2. Step 2: Convert to fraction form
    14,179.07/21,266.98 = 3,791.63/x
  3. Step 3: Cross multiply
    14,179.07x = 21,266.98 × 3,791.63
  4. Step 4: Simplify right side
    14,179.07x = 80,636,519.38
  5. Step 5: Solve for x
    x = 80,636,519.38/14,179.07
  6. Step 6: Final answer
    x = 5,687.01

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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.