Home / 18,367.25-25,349.58-11,201.32

Finding the Fourth Proportional to 18,367.25, 25,349.58 and 11,201.32

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Solution

The fourth proportional to 18,367.25, 25,349.58 and 11,201.32 is: 15,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.25 : 25,349.58 = 11,201.32 : x
  2. Step 2: Convert to fraction form
    18,367.25/25,349.58 = 11,201.32/x
  3. Step 3: Cross multiply
    18,367.25x = 25,349.58 × 11,201.32
  4. Step 4: Simplify right side
    18,367.25x = 283,948,760.39
  5. Step 5: Solve for x
    x = 283,948,760.39/18,367.25
  6. Step 6: Final answer
    x = 15,459.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.