Home / 19,144.62-26,409.85-12,433.97

Finding the Fourth Proportional to 19,144.62, 26,409.85 and 12,433.97

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Solution

The fourth proportional to 19,144.62, 26,409.85 and 12,433.97 is: 17,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144.62 : 26,409.85 = 12,433.97 : x
  2. Step 2: Convert to fraction form
    19,144.62/26,409.85 = 12,433.97/x
  3. Step 3: Cross multiply
    19,144.62x = 26,409.85 × 12,433.97
  4. Step 4: Simplify right side
    19,144.62x = 328,379,317.54
  5. Step 5: Solve for x
    x = 328,379,317.54/19,144.62
  6. Step 6: Final answer
    x = 17,152.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.