Home / 14,346.80-21,517.68-3,956.24

Finding the Fourth Proportional to 14,346.80, 21,517.68 and 3,956.24

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Solution

The fourth proportional to 14,346.80, 21,517.68 and 3,956.24 is: 5,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.80 : 21,517.68 = 3,956.24 : x
  2. Step 2: Convert to fraction form
    14,346.80/21,517.68 = 3,956.24/x
  3. Step 3: Cross multiply
    14,346.80x = 21,517.68 × 3,956.24
  4. Step 4: Simplify right side
    14,346.80x = 85,129,106.32
  5. Step 5: Solve for x
    x = 85,129,106.32/14,346.80
  6. Step 6: Final answer
    x = 5,933.67

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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.