Home / 14,212.24-21,319.60-3,682.14

Finding the Fourth Proportional to 14,212.24, 21,319.60 and 3,682.14

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Solution

The fourth proportional to 14,212.24, 21,319.60 and 3,682.14 is: 5,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.24 : 21,319.60 = 3,682.14 : x
  2. Step 2: Convert to fraction form
    14,212.24/21,319.60 = 3,682.14/x
  3. Step 3: Cross multiply
    14,212.24x = 21,319.60 × 3,682.14
  4. Step 4: Simplify right side
    14,212.24x = 78,501,751.94
  5. Step 5: Solve for x
    x = 78,501,751.94/14,212.24
  6. Step 6: Final answer
    x = 5,523.53

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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.