Home / 18,258.22-27,388.01-5,110.25

Finding the Fourth Proportional to 18,258.22, 27,388.01 and 5,110.25

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Solution

The fourth proportional to 18,258.22, 27,388.01 and 5,110.25 is: 7,665.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.22 : 27,388.01 = 5,110.25 : x
  2. Step 2: Convert to fraction form
    18,258.22/27,388.01 = 5,110.25/x
  3. Step 3: Cross multiply
    18,258.22x = 27,388.01 × 5,110.25
  4. Step 4: Simplify right side
    18,258.22x = 139,959,425.19
  5. Step 5: Solve for x
    x = 139,959,425.19/18,258.22
  6. Step 6: Final answer
    x = 7,665.56

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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.