Home / 14,253.44-21,380.16-3,864.92

Finding the Fourth Proportional to 14,253.44, 21,380.16 and 3,864.92

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Solution

The fourth proportional to 14,253.44, 21,380.16 and 3,864.92 is: 5,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.44 : 21,380.16 = 3,864.92 : x
  2. Step 2: Convert to fraction form
    14,253.44/21,380.16 = 3,864.92/x
  3. Step 3: Cross multiply
    14,253.44x = 21,380.16 × 3,864.92
  4. Step 4: Simplify right side
    14,253.44x = 82,632,607.99
  5. Step 5: Solve for x
    x = 82,632,607.99/14,253.44
  6. Step 6: Final answer
    x = 5,797.38

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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.