Home / 18,028.10-24,877.37-9,961.41

Finding the Fourth Proportional to 18,028.10, 24,877.37 and 9,961.41

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Solution

The fourth proportional to 18,028.10, 24,877.37 and 9,961.41 is: 13,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.10 : 24,877.37 = 9,961.41 : x
  2. Step 2: Convert to fraction form
    18,028.10/24,877.37 = 9,961.41/x
  3. Step 3: Cross multiply
    18,028.10x = 24,877.37 × 9,961.41
  4. Step 4: Simplify right side
    18,028.10x = 247,813,632.48
  5. Step 5: Solve for x
    x = 247,813,632.48/18,028.10
  6. Step 6: Final answer
    x = 13,745.97

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1.5x scale

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.