Home / 12,227.05-18,340.58-6,677.37

Finding the Fourth Proportional to 12,227.05, 18,340.58 and 6,677.37

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Solution

The fourth proportional to 12,227.05, 18,340.58 and 6,677.37 is: 10,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.05 : 18,340.58 = 6,677.37 : x
  2. Step 2: Convert to fraction form
    12,227.05/18,340.58 = 6,677.37/x
  3. Step 3: Cross multiply
    12,227.05x = 18,340.58 × 6,677.37
  4. Step 4: Simplify right side
    12,227.05x = 122,466,807.40
  5. Step 5: Solve for x
    x = 122,466,807.40/12,227.05
  6. Step 6: Final answer
    x = 10,016.05

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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.