Home / 15,791.40-23,682.97-4,695.11

Finding the Fourth Proportional to 15,791.40, 23,682.97 and 4,695.11

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Solution

The fourth proportional to 15,791.40, 23,682.97 and 4,695.11 is: 7,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,791.40 : 23,682.97 = 4,695.11 : x
  2. Step 2: Convert to fraction form
    15,791.40/23,682.97 = 4,695.11/x
  3. Step 3: Cross multiply
    15,791.40x = 23,682.97 × 4,695.11
  4. Step 4: Simplify right side
    15,791.40x = 111,194,149.28
  5. Step 5: Solve for x
    x = 111,194,149.28/15,791.40
  6. Step 6: Final answer
    x = 7,041.44

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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.