Home / 14,178.56-21,266.22-3,791.12

Finding the Fourth Proportional to 14,178.56, 21,266.22 and 3,791.12

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Solution

The fourth proportional to 14,178.56, 21,266.22 and 3,791.12 is: 5,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.56 : 21,266.22 = 3,791.12 : x
  2. Step 2: Convert to fraction form
    14,178.56/21,266.22 = 3,791.12/x
  3. Step 3: Cross multiply
    14,178.56x = 21,266.22 × 3,791.12
  4. Step 4: Simplify right side
    14,178.56x = 80,622,791.97
  5. Step 5: Solve for x
    x = 80,622,791.97/14,178.56
  6. Step 6: Final answer
    x = 5,686.25

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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.