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Finding the Fourth Proportional to 15,049.94, 22,580.03 and 5,692.65

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Solution

The fourth proportional to 15,049.94, 22,580.03 and 5,692.65 is: 8,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.94 : 22,580.03 = 5,692.65 : x
  2. Step 2: Convert to fraction form
    15,049.94/22,580.03 = 5,692.65/x
  3. Step 3: Cross multiply
    15,049.94x = 22,580.03 × 5,692.65
  4. Step 4: Simplify right side
    15,049.94x = 128,540,137.34
  5. Step 5: Solve for x
    x = 128,540,137.34/15,049.94
  6. Step 6: Final answer
    x = 8,540.91

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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.