Home / 15,864.66-23,791.23-6,631.38

Finding the Fourth Proportional to 15,864.66, 23,791.23 and 6,631.38

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Solution

The fourth proportional to 15,864.66, 23,791.23 and 6,631.38 is: 9,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.66 : 23,791.23 = 6,631.38 : x
  2. Step 2: Convert to fraction form
    15,864.66/23,791.23 = 6,631.38/x
  3. Step 3: Cross multiply
    15,864.66x = 23,791.23 × 6,631.38
  4. Step 4: Simplify right side
    15,864.66x = 157,768,686.80
  5. Step 5: Solve for x
    x = 157,768,686.80/15,864.66
  6. Step 6: Final answer
    x = 9,944.66

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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.