Home / 22,401.07-33,622.37-11,315.53

Finding the Fourth Proportional to 22,401.07, 33,622.37 and 11,315.53

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Solution

The fourth proportional to 22,401.07, 33,622.37 and 11,315.53 is: 16,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,401.07 : 33,622.37 = 11,315.53 : x
  2. Step 2: Convert to fraction form
    22,401.07/33,622.37 = 11,315.53/x
  3. Step 3: Cross multiply
    22,401.07x = 33,622.37 × 11,315.53
  4. Step 4: Simplify right side
    22,401.07x = 380,454,879.83
  5. Step 5: Solve for x
    x = 380,454,879.83/22,401.07
  6. Step 6: Final answer
    x = 16,983.79

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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.