Home / 17,558.66-26,351.82-9,243.60

Finding the Fourth Proportional to 17,558.66, 26,351.82 and 9,243.60

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Solution

The fourth proportional to 17,558.66, 26,351.82 and 9,243.60 is: 13,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.66 : 26,351.82 = 9,243.60 : x
  2. Step 2: Convert to fraction form
    17,558.66/26,351.82 = 9,243.60/x
  3. Step 3: Cross multiply
    17,558.66x = 26,351.82 × 9,243.60
  4. Step 4: Simplify right side
    17,558.66x = 243,585,683.35
  5. Step 5: Solve for x
    x = 243,585,683.35/17,558.66
  6. Step 6: Final answer
    x = 13,872.68

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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.