Home / 22,228.83-33,325.83-11,129.94

Finding the Fourth Proportional to 22,228.83, 33,325.83 and 11,129.94

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Solution

The fourth proportional to 22,228.83, 33,325.83 and 11,129.94 is: 16,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.83 : 33,325.83 = 11,129.94 : x
  2. Step 2: Convert to fraction form
    22,228.83/33,325.83 = 11,129.94/x
  3. Step 3: Cross multiply
    22,228.83x = 33,325.83 × 11,129.94
  4. Step 4: Simplify right side
    22,228.83x = 370,914,488.35
  5. Step 5: Solve for x
    x = 370,914,488.35/22,228.83
  6. Step 6: Final answer
    x = 16,686.19

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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.