Home / 16,970.39-25,442.37-8,081.14

Finding the Fourth Proportional to 16,970.39, 25,442.37 and 8,081.14

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Solution

The fourth proportional to 16,970.39, 25,442.37 and 8,081.14 is: 12,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.39 : 25,442.37 = 8,081.14 : x
  2. Step 2: Convert to fraction form
    16,970.39/25,442.37 = 8,081.14/x
  3. Step 3: Cross multiply
    16,970.39x = 25,442.37 × 8,081.14
  4. Step 4: Simplify right side
    16,970.39x = 205,603,353.90
  5. Step 5: Solve for x
    x = 205,603,353.90/16,970.39
  6. Step 6: Final answer
    x = 12,115.42

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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.