Home / 17,078.29-25,616.40-6,402.54

Finding the Fourth Proportional to 17,078.29, 25,616.40 and 6,402.54

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Solution

The fourth proportional to 17,078.29, 25,616.40 and 6,402.54 is: 9,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.29 : 25,616.40 = 6,402.54 : x
  2. Step 2: Convert to fraction form
    17,078.29/25,616.40 = 6,402.54/x
  3. Step 3: Cross multiply
    17,078.29x = 25,616.40 × 6,402.54
  4. Step 4: Simplify right side
    17,078.29x = 164,010,025.66
  5. Step 5: Solve for x
    x = 164,010,025.66/17,078.29
  6. Step 6: Final answer
    x = 9,603.42

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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.