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Finding the Fourth Proportional to 15,293.72, 22,935.07 and 5,295.76

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Solution

The fourth proportional to 15,293.72, 22,935.07 and 5,295.76 is: 7,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.72 : 22,935.07 = 5,295.76 : x
  2. Step 2: Convert to fraction form
    15,293.72/22,935.07 = 5,295.76/x
  3. Step 3: Cross multiply
    15,293.72x = 22,935.07 × 5,295.76
  4. Step 4: Simplify right side
    15,293.72x = 121,458,556.65
  5. Step 5: Solve for x
    x = 121,458,556.65/15,293.72
  6. Step 6: Final answer
    x = 7,941.73

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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.