Home / 12,204.44-18,306.66-2,970.44

Finding the Fourth Proportional to 12,204.44, 18,306.66 and 2,970.44

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Solution

The fourth proportional to 12,204.44, 18,306.66 and 2,970.44 is: 4,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.44 : 18,306.66 = 2,970.44 : x
  2. Step 2: Convert to fraction form
    12,204.44/18,306.66 = 2,970.44/x
  3. Step 3: Cross multiply
    12,204.44x = 18,306.66 × 2,970.44
  4. Step 4: Simplify right side
    12,204.44x = 54,378,835.13
  5. Step 5: Solve for x
    x = 54,378,835.13/12,204.44
  6. Step 6: Final answer
    x = 4,455.66

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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.