Home / 11,631.22-17,443.74-5,055.86

Finding the Fourth Proportional to 11,631.22, 17,443.74 and 5,055.86

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Solution

The fourth proportional to 11,631.22, 17,443.74 and 5,055.86 is: 7,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.22 : 17,443.74 = 5,055.86 : x
  2. Step 2: Convert to fraction form
    11,631.22/17,443.74 = 5,055.86/x
  3. Step 3: Cross multiply
    11,631.22x = 17,443.74 × 5,055.86
  4. Step 4: Simplify right side
    11,631.22x = 88,193,107.32
  5. Step 5: Solve for x
    x = 88,193,107.32/11,631.22
  6. Step 6: Final answer
    x = 7,582.45

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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.