Home / 14,004.96-21,004.44-4,144.32

Finding the Fourth Proportional to 14,004.96, 21,004.44 and 4,144.32

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Solution

The fourth proportional to 14,004.96, 21,004.44 and 4,144.32 is: 6,215.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.96 : 21,004.44 = 4,144.32 : x
  2. Step 2: Convert to fraction form
    14,004.96/21,004.44 = 4,144.32/x
  3. Step 3: Cross multiply
    14,004.96x = 21,004.44 × 4,144.32
  4. Step 4: Simplify right side
    14,004.96x = 87,049,120.78
  5. Step 5: Solve for x
    x = 87,049,120.78/14,004.96
  6. Step 6: Final answer
    x = 6,215.59

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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.