Home / 17,239.92-25,857.72-6,143.64

Finding the Fourth Proportional to 17,239.92, 25,857.72 and 6,143.64

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Solution

The fourth proportional to 17,239.92, 25,857.72 and 6,143.64 is: 9,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.92 : 25,857.72 = 6,143.64 : x
  2. Step 2: Convert to fraction form
    17,239.92/25,857.72 = 6,143.64/x
  3. Step 3: Cross multiply
    17,239.92x = 25,857.72 × 6,143.64
  4. Step 4: Simplify right side
    17,239.92x = 158,860,522.90
  5. Step 5: Solve for x
    x = 158,860,522.90/17,239.92
  6. Step 6: Final answer
    x = 9,214.69

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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.