Home / 39,367.36-54,331.86-22,600

Finding the Fourth Proportional to 39,367.36, 54,331.86 and 22,600

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Solution

The fourth proportional to 39,367.36, 54,331.86 and 22,600 is: 31,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367.36 : 54,331.86 = 22,600 : x
  2. Step 2: Convert to fraction form
    39,367.36/54,331.86 = 22,600/x
  3. Step 3: Cross multiply
    39,367.36x = 54,331.86 × 22,600
  4. Step 4: Simplify right side
    39,367.36x = 1,227,900,036
  5. Step 5: Solve for x
    x = 1,227,900,036/39,367.36
  6. Step 6: Final answer
    x = 31,190.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.