Home / 33,226.20-49,742.10-22,145.40

Finding the Fourth Proportional to 33,226.20, 49,742.10 and 22,145.40

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Solution

The fourth proportional to 33,226.20, 49,742.10 and 22,145.40 is: 33,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226.20 : 49,742.10 = 22,145.40 : x
  2. Step 2: Convert to fraction form
    33,226.20/49,742.10 = 22,145.40/x
  3. Step 3: Cross multiply
    33,226.20x = 49,742.10 × 22,145.40
  4. Step 4: Simplify right side
    33,226.20x = 1,101,558,701.34
  5. Step 5: Solve for x
    x = 1,101,558,701.34/33,226.20
  6. Step 6: Final answer
    x = 33,153.32

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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.