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Finding the Fourth Proportional to 12,233.01, 18,350.54 and 3,914.22

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Solution

The fourth proportional to 12,233.01, 18,350.54 and 3,914.22 is: 5,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.01 : 18,350.54 = 3,914.22 : x
  2. Step 2: Convert to fraction form
    12,233.01/18,350.54 = 3,914.22/x
  3. Step 3: Cross multiply
    12,233.01x = 18,350.54 × 3,914.22
  4. Step 4: Simplify right side
    12,233.01x = 71,828,050.68
  5. Step 5: Solve for x
    x = 71,828,050.68/12,233.01
  6. Step 6: Final answer
    x = 5,871.66

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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.