Home / 17,830.95-26,731.37-11,242.62

Finding the Fourth Proportional to 17,830.95, 26,731.37 and 11,242.62

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Solution

The fourth proportional to 17,830.95, 26,731.37 and 11,242.62 is: 16,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.95 : 26,731.37 = 11,242.62 : x
  2. Step 2: Convert to fraction form
    17,830.95/26,731.37 = 11,242.62/x
  3. Step 3: Cross multiply
    17,830.95x = 26,731.37 × 11,242.62
  4. Step 4: Simplify right side
    17,830.95x = 300,530,578.78
  5. Step 5: Solve for x
    x = 300,530,578.78/17,830.95
  6. Step 6: Final answer
    x = 16,854.43

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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.