Home / 14,302.20-21,450-6,902.04

Finding the Fourth Proportional to 14,302.20, 21,450 and 6,902.04

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Solution

The fourth proportional to 14,302.20, 21,450 and 6,902.04 is: 10,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.20 : 21,450 = 6,902.04 : x
  2. Step 2: Convert to fraction form
    14,302.20/21,450 = 6,902.04/x
  3. Step 3: Cross multiply
    14,302.20x = 21,450 × 6,902.04
  4. Step 4: Simplify right side
    14,302.20x = 148,048,758
  5. Step 5: Solve for x
    x = 148,048,758/14,302.20
  6. Step 6: Final answer
    x = 10,351.47

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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.