Home / 11,629.22-17,440.74-5,053.86

Finding the Fourth Proportional to 11,629.22, 17,440.74 and 5,053.86

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Solution

The fourth proportional to 11,629.22, 17,440.74 and 5,053.86 is: 7,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.22 : 17,440.74 = 5,053.86 : x
  2. Step 2: Convert to fraction form
    11,629.22/17,440.74 = 5,053.86/x
  3. Step 3: Cross multiply
    11,629.22x = 17,440.74 × 5,053.86
  4. Step 4: Simplify right side
    11,629.22x = 88,143,058.26
  5. Step 5: Solve for x
    x = 88,143,058.26/11,629.22
  6. Step 6: Final answer
    x = 7,579.45

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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.