Home / 22,235.20-33,340.65-9,072.70

Finding the Fourth Proportional to 22,235.20, 33,340.65 and 9,072.70

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Solution

The fourth proportional to 22,235.20, 33,340.65 and 9,072.70 is: 13,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.20 : 33,340.65 = 9,072.70 : x
  2. Step 2: Convert to fraction form
    22,235.20/33,340.65 = 9,072.70/x
  3. Step 3: Cross multiply
    22,235.20x = 33,340.65 × 9,072.70
  4. Step 4: Simplify right side
    22,235.20x = 302,489,715.26
  5. Step 5: Solve for x
    x = 302,489,715.26/22,235.20
  6. Step 6: Final answer
    x = 13,604.09

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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.