Home / 17,436.92-26,155.54-12,418.12

Finding the Fourth Proportional to 17,436.92, 26,155.54 and 12,418.12

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Solution

The fourth proportional to 17,436.92, 26,155.54 and 12,418.12 is: 18,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,436.92 : 26,155.54 = 12,418.12 : x
  2. Step 2: Convert to fraction form
    17,436.92/26,155.54 = 12,418.12/x
  3. Step 3: Cross multiply
    17,436.92x = 26,155.54 × 12,418.12
  4. Step 4: Simplify right side
    17,436.92x = 324,802,634.38
  5. Step 5: Solve for x
    x = 324,802,634.38/17,436.92
  6. Step 6: Final answer
    x = 18,627.29

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1.5x scale

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.