Home / 12,631.22-18,938.37-6,053.81

Finding the Fourth Proportional to 12,631.22, 18,938.37 and 6,053.81

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Solution

The fourth proportional to 12,631.22, 18,938.37 and 6,053.81 is: 9,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631.22 : 18,938.37 = 6,053.81 : x
  2. Step 2: Convert to fraction form
    12,631.22/18,938.37 = 6,053.81/x
  3. Step 3: Cross multiply
    12,631.22x = 18,938.37 × 6,053.81
  4. Step 4: Simplify right side
    12,631.22x = 114,649,293.69
  5. Step 5: Solve for x
    x = 114,649,293.69/12,631.22
  6. Step 6: Final answer
    x = 9,076.66

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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.