Home / 12,230.73-18,427.68-11,062.08

Finding the Fourth Proportional to 12,230.73, 18,427.68 and 11,062.08

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Solution

The fourth proportional to 12,230.73, 18,427.68 and 11,062.08 is: 16,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.73 : 18,427.68 = 11,062.08 : x
  2. Step 2: Convert to fraction form
    12,230.73/18,427.68 = 11,062.08/x
  3. Step 3: Cross multiply
    12,230.73x = 18,427.68 × 11,062.08
  4. Step 4: Simplify right side
    12,230.73x = 203,848,470.37
  5. Step 5: Solve for x
    x = 203,848,470.37/12,230.73
  6. Step 6: Final answer
    x = 16,666.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.