Home / 12,244.66-18,367.63-3,480.26

Finding the Fourth Proportional to 12,244.66, 18,367.63 and 3,480.26

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Solution

The fourth proportional to 12,244.66, 18,367.63 and 3,480.26 is: 5,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.66 : 18,367.63 = 3,480.26 : x
  2. Step 2: Convert to fraction form
    12,244.66/18,367.63 = 3,480.26/x
  3. Step 3: Cross multiply
    12,244.66x = 18,367.63 × 3,480.26
  4. Step 4: Simplify right side
    12,244.66x = 63,924,027.45
  5. Step 5: Solve for x
    x = 63,924,027.45/12,244.66
  6. Step 6: Final answer
    x = 5,220.56

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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.