Home / 14,271.22-21,406.87-3,882.97

Finding the Fourth Proportional to 14,271.22, 21,406.87 and 3,882.97

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Solution

The fourth proportional to 14,271.22, 21,406.87 and 3,882.97 is: 5,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.22 : 21,406.87 = 3,882.97 : x
  2. Step 2: Convert to fraction form
    14,271.22/21,406.87 = 3,882.97/x
  3. Step 3: Cross multiply
    14,271.22x = 21,406.87 × 3,882.97
  4. Step 4: Simplify right side
    14,271.22x = 83,122,243.77
  5. Step 5: Solve for x
    x = 83,122,243.77/14,271.22
  6. Step 6: Final answer
    x = 5,824.47

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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.