Home / 22,400.41-33,621.37-11,314.87

Finding the Fourth Proportional to 22,400.41, 33,621.37 and 11,314.87

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Solution

The fourth proportional to 22,400.41, 33,621.37 and 11,314.87 is: 16,982.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,400.41 : 33,621.37 = 11,314.87 : x
  2. Step 2: Convert to fraction form
    22,400.41/33,621.37 = 11,314.87/x
  3. Step 3: Cross multiply
    22,400.41x = 33,621.37 × 11,314.87
  4. Step 4: Simplify right side
    22,400.41x = 380,421,262.67
  5. Step 5: Solve for x
    x = 380,421,262.67/22,400.41
  6. Step 6: Final answer
    x = 16,982.78

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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.