Home / 15,752.26-23,629.64-5,221.86

Finding the Fourth Proportional to 15,752.26, 23,629.64 and 5,221.86

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Solution

The fourth proportional to 15,752.26, 23,629.64 and 5,221.86 is: 7,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752.26 : 23,629.64 = 5,221.86 : x
  2. Step 2: Convert to fraction form
    15,752.26/23,629.64 = 5,221.86/x
  3. Step 3: Cross multiply
    15,752.26x = 23,629.64 × 5,221.86
  4. Step 4: Simplify right side
    15,752.26x = 123,390,671.93
  5. Step 5: Solve for x
    x = 123,390,671.93/15,752.26
  6. Step 6: Final answer
    x = 7,833.20

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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.