Home / 17,424.72-26,121.24-6,326.64

Finding the Fourth Proportional to 17,424.72, 26,121.24 and 6,326.64

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Solution

The fourth proportional to 17,424.72, 26,121.24 and 6,326.64 is: 9,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,424.72 : 26,121.24 = 6,326.64 : x
  2. Step 2: Convert to fraction form
    17,424.72/26,121.24 = 6,326.64/x
  3. Step 3: Cross multiply
    17,424.72x = 26,121.24 × 6,326.64
  4. Step 4: Simplify right side
    17,424.72x = 165,259,681.83
  5. Step 5: Solve for x
    x = 165,259,681.83/17,424.72
  6. Step 6: Final answer
    x = 9,484.21

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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.