Home / 14,164.16-21,244.44-3,775.28

Finding the Fourth Proportional to 14,164.16, 21,244.44 and 3,775.28

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Solution

The fourth proportional to 14,164.16, 21,244.44 and 3,775.28 is: 5,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.16 : 21,244.44 = 3,775.28 : x
  2. Step 2: Convert to fraction form
    14,164.16/21,244.44 = 3,775.28/x
  3. Step 3: Cross multiply
    14,164.16x = 21,244.44 × 3,775.28
  4. Step 4: Simplify right side
    14,164.16x = 80,203,709.44
  5. Step 5: Solve for x
    x = 80,203,709.44/14,164.16
  6. Step 6: Final answer
    x = 5,662.44

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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.