Home / 17,101.17-25,635.35-5,406.39

Finding the Fourth Proportional to 17,101.17, 25,635.35 and 5,406.39

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Solution

The fourth proportional to 17,101.17, 25,635.35 and 5,406.39 is: 8,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.17 : 25,635.35 = 5,406.39 : x
  2. Step 2: Convert to fraction form
    17,101.17/25,635.35 = 5,406.39/x
  3. Step 3: Cross multiply
    17,101.17x = 25,635.35 × 5,406.39
  4. Step 4: Simplify right side
    17,101.17x = 138,594,713.40
  5. Step 5: Solve for x
    x = 138,594,713.40/17,101.17
  6. Step 6: Final answer
    x = 8,104.40

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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.