Home / 12,231.36-18,346.32-4,023.36

Finding the Fourth Proportional to 12,231.36, 18,346.32 and 4,023.36

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Solution

The fourth proportional to 12,231.36, 18,346.32 and 4,023.36 is: 6,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231.36 : 18,346.32 = 4,023.36 : x
  2. Step 2: Convert to fraction form
    12,231.36/18,346.32 = 4,023.36/x
  3. Step 3: Cross multiply
    12,231.36x = 18,346.32 × 4,023.36
  4. Step 4: Simplify right side
    12,231.36x = 73,813,850.04
  5. Step 5: Solve for x
    x = 73,813,850.04/12,231.36
  6. Step 6: Final answer
    x = 6,034.80

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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.