Home / 22,512.37-33,757.95-13,155.09

Finding the Fourth Proportional to 22,512.37, 33,757.95 and 13,155.09

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Solution

The fourth proportional to 22,512.37, 33,757.95 and 13,155.09 is: 19,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,512.37 : 33,757.95 = 13,155.09 : x
  2. Step 2: Convert to fraction form
    22,512.37/33,757.95 = 13,155.09/x
  3. Step 3: Cross multiply
    22,512.37x = 33,757.95 × 13,155.09
  4. Step 4: Simplify right side
    22,512.37x = 444,088,983.09
  5. Step 5: Solve for x
    x = 444,088,983.09/22,512.37
  6. Step 6: Final answer
    x = 19,726.44

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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.