Home / 14,212.43-21,318.68-4,351.67

Finding the Fourth Proportional to 14,212.43, 21,318.68 and 4,351.67

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Solution

The fourth proportional to 14,212.43, 21,318.68 and 4,351.67 is: 6,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.43 : 21,318.68 = 4,351.67 : x
  2. Step 2: Convert to fraction form
    14,212.43/21,318.68 = 4,351.67/x
  3. Step 3: Cross multiply
    14,212.43x = 21,318.68 × 4,351.67
  4. Step 4: Simplify right side
    14,212.43x = 92,771,860.20
  5. Step 5: Solve for x
    x = 92,771,860.20/14,212.43
  6. Step 6: Final answer
    x = 6,527.52

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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.