Home / 15,180.02-22,771.11-4,791.50

Finding the Fourth Proportional to 15,180.02, 22,771.11 and 4,791.50

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Solution

The fourth proportional to 15,180.02, 22,771.11 and 4,791.50 is: 7,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.02 : 22,771.11 = 4,791.50 : x
  2. Step 2: Convert to fraction form
    15,180.02/22,771.11 = 4,791.50/x
  3. Step 3: Cross multiply
    15,180.02x = 22,771.11 × 4,791.50
  4. Step 4: Simplify right side
    15,180.02x = 109,107,773.57
  5. Step 5: Solve for x
    x = 109,107,773.57/15,180.02
  6. Step 6: Final answer
    x = 7,187.59

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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.