Home / 12,222.41-18,333.21-3,902.93

Finding the Fourth Proportional to 12,222.41, 18,333.21 and 3,902.93

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Solution

The fourth proportional to 12,222.41, 18,333.21 and 3,902.93 is: 5,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222.41 : 18,333.21 = 3,902.93 : x
  2. Step 2: Convert to fraction form
    12,222.41/18,333.21 = 3,902.93/x
  3. Step 3: Cross multiply
    12,222.41x = 18,333.21 × 3,902.93
  4. Step 4: Simplify right side
    12,222.41x = 71,553,227.02
  5. Step 5: Solve for x
    x = 71,553,227.02/12,222.41
  6. Step 6: Final answer
    x = 5,854.27

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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.