Home / 12,222.23-18,329.54-5,202.18

Finding the Fourth Proportional to 12,222.23, 18,329.54 and 5,202.18

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Solution

The fourth proportional to 12,222.23, 18,329.54 and 5,202.18 is: 7,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222.23 : 18,329.54 = 5,202.18 : x
  2. Step 2: Convert to fraction form
    12,222.23/18,329.54 = 5,202.18/x
  3. Step 3: Cross multiply
    12,222.23x = 18,329.54 × 5,202.18
  4. Step 4: Simplify right side
    12,222.23x = 95,353,540.39
  5. Step 5: Solve for x
    x = 95,353,540.39/12,222.23
  6. Step 6: Final answer
    x = 7,801.65

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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.