Home / 22,692.40-34,042.23-7,905.52

Finding the Fourth Proportional to 22,692.40, 34,042.23 and 7,905.52

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Solution

The fourth proportional to 22,692.40, 34,042.23 and 7,905.52 is: 11,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.40 : 34,042.23 = 7,905.52 : x
  2. Step 2: Convert to fraction form
    22,692.40/34,042.23 = 7,905.52/x
  3. Step 3: Cross multiply
    22,692.40x = 34,042.23 × 7,905.52
  4. Step 4: Simplify right side
    22,692.40x = 269,121,530.11
  5. Step 5: Solve for x
    x = 269,121,530.11/22,692.40
  6. Step 6: Final answer
    x = 11,859.54

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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.