Home / 12,383.54-18,574.65-4,062.46

Finding the Fourth Proportional to 12,383.54, 18,574.65 and 4,062.46

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Solution

The fourth proportional to 12,383.54, 18,574.65 and 4,062.46 is: 6,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.54 : 18,574.65 = 4,062.46 : x
  2. Step 2: Convert to fraction form
    12,383.54/18,574.65 = 4,062.46/x
  3. Step 3: Cross multiply
    12,383.54x = 18,574.65 × 4,062.46
  4. Step 4: Simplify right side
    12,383.54x = 75,458,772.64
  5. Step 5: Solve for x
    x = 75,458,772.64/12,383.54
  6. Step 6: Final answer
    x = 6,093.47

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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.