Home / 19,894.32-29,826.42-17,153.28

Finding the Fourth Proportional to 19,894.32, 29,826.42 and 17,153.28

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Solution

The fourth proportional to 19,894.32, 29,826.42 and 17,153.28 is: 25,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894.32 : 29,826.42 = 17,153.28 : x
  2. Step 2: Convert to fraction form
    19,894.32/29,826.42 = 17,153.28/x
  3. Step 3: Cross multiply
    19,894.32x = 29,826.42 × 17,153.28
  4. Step 4: Simplify right side
    19,894.32x = 511,620,933.66
  5. Step 5: Solve for x
    x = 511,620,933.66/19,894.32
  6. Step 6: Final answer
    x = 25,716.93

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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.