Home / 18,442.44-25,453.88-10,888.33

Finding the Fourth Proportional to 18,442.44, 25,453.88 and 10,888.33

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Solution

The fourth proportional to 18,442.44, 25,453.88 and 10,888.33 is: 15,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.44 : 25,453.88 = 10,888.33 : x
  2. Step 2: Convert to fraction form
    18,442.44/25,453.88 = 10,888.33/x
  3. Step 3: Cross multiply
    18,442.44x = 25,453.88 × 10,888.33
  4. Step 4: Simplify right side
    18,442.44x = 277,150,208.81
  5. Step 5: Solve for x
    x = 277,150,208.81/18,442.44
  6. Step 6: Final answer
    x = 15,027.85

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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.