Home / 22,515.86-33,763.87-11,983.34

Finding the Fourth Proportional to 22,515.86, 33,763.87 and 11,983.34

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Solution

The fourth proportional to 22,515.86, 33,763.87 and 11,983.34 is: 17,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.86 : 33,763.87 = 11,983.34 : x
  2. Step 2: Convert to fraction form
    22,515.86/33,763.87 = 11,983.34/x
  3. Step 3: Cross multiply
    22,515.86x = 33,763.87 × 11,983.34
  4. Step 4: Simplify right side
    22,515.86x = 404,603,933.93
  5. Step 5: Solve for x
    x = 404,603,933.93/22,515.86
  6. Step 6: Final answer
    x = 17,969.73

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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.