Home / 14,327.78-21,496.71-4,469.54

Finding the Fourth Proportional to 14,327.78, 21,496.71 and 4,469.54

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Solution

The fourth proportional to 14,327.78, 21,496.71 and 4,469.54 is: 6,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.78 : 21,496.71 = 4,469.54 : x
  2. Step 2: Convert to fraction form
    14,327.78/21,496.71 = 4,469.54/x
  3. Step 3: Cross multiply
    14,327.78x = 21,496.71 × 4,469.54
  4. Step 4: Simplify right side
    14,327.78x = 96,080,405.21
  5. Step 5: Solve for x
    x = 96,080,405.21/14,327.78
  6. Step 6: Final answer
    x = 6,705.88

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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.