Home / 17,605.53-26,389.62-8,237.66

Finding the Fourth Proportional to 17,605.53, 26,389.62 and 8,237.66

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Solution

The fourth proportional to 17,605.53, 26,389.62 and 8,237.66 is: 12,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.53 : 26,389.62 = 8,237.66 : x
  2. Step 2: Convert to fraction form
    17,605.53/26,389.62 = 8,237.66/x
  3. Step 3: Cross multiply
    17,605.53x = 26,389.62 × 8,237.66
  4. Step 4: Simplify right side
    17,605.53x = 217,388,585.14
  5. Step 5: Solve for x
    x = 217,388,585.14/17,605.53
  6. Step 6: Final answer
    x = 12,347.74

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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.