Home / 17,607.72-26,409.09-6,512.55

Finding the Fourth Proportional to 17,607.72, 26,409.09 and 6,512.55

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Solution

The fourth proportional to 17,607.72, 26,409.09 and 6,512.55 is: 9,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.72 : 26,409.09 = 6,512.55 : x
  2. Step 2: Convert to fraction form
    17,607.72/26,409.09 = 6,512.55/x
  3. Step 3: Cross multiply
    17,607.72x = 26,409.09 × 6,512.55
  4. Step 4: Simplify right side
    17,607.72x = 171,990,519.08
  5. Step 5: Solve for x
    x = 171,990,519.08/17,607.72
  6. Step 6: Final answer
    x = 9,767.90

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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.