Home / 14,240.28-21,360.88-3,852.04

Finding the Fourth Proportional to 14,240.28, 21,360.88 and 3,852.04

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Solution

The fourth proportional to 14,240.28, 21,360.88 and 3,852.04 is: 5,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.28 : 21,360.88 = 3,852.04 : x
  2. Step 2: Convert to fraction form
    14,240.28/21,360.88 = 3,852.04/x
  3. Step 3: Cross multiply
    14,240.28x = 21,360.88 × 3,852.04
  4. Step 4: Simplify right side
    14,240.28x = 82,282,964.20
  5. Step 5: Solve for x
    x = 82,282,964.20/14,240.28
  6. Step 6: Final answer
    x = 5,778.18

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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.