Home / 22,531.37-33,747.81-11,418.98

Finding the Fourth Proportional to 22,531.37, 33,747.81 and 11,418.98

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Solution

The fourth proportional to 22,531.37, 33,747.81 and 11,418.98 is: 17,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531.37 : 33,747.81 = 11,418.98 : x
  2. Step 2: Convert to fraction form
    22,531.37/33,747.81 = 11,418.98/x
  3. Step 3: Cross multiply
    22,531.37x = 33,747.81 × 11,418.98
  4. Step 4: Simplify right side
    22,531.37x = 385,365,398.69
  5. Step 5: Solve for x
    x = 385,365,398.69/22,531.37
  6. Step 6: Final answer
    x = 17,103.51

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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.