Home / 19,088-26,344.32-11,634.56

Finding the Fourth Proportional to 19,088, 26,344.32 and 11,634.56

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Solution

The fourth proportional to 19,088, 26,344.32 and 11,634.56 is: 16,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088 : 26,344.32 = 11,634.56 : x
  2. Step 2: Convert to fraction form
    19,088/26,344.32 = 11,634.56/x
  3. Step 3: Cross multiply
    19,088x = 26,344.32 × 11,634.56
  4. Step 4: Simplify right side
    19,088x = 306,504,571.70
  5. Step 5: Solve for x
    x = 306,504,571.70/19,088
  6. Step 6: Final answer
    x = 16,057.45

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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.