Home / 17,207.45-25,813.20-6,111.80

Finding the Fourth Proportional to 17,207.45, 25,813.20 and 6,111.80

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Solution

The fourth proportional to 17,207.45, 25,813.20 and 6,111.80 is: 9,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.45 : 25,813.20 = 6,111.80 : x
  2. Step 2: Convert to fraction form
    17,207.45/25,813.20 = 6,111.80/x
  3. Step 3: Cross multiply
    17,207.45x = 25,813.20 × 6,111.80
  4. Step 4: Simplify right side
    17,207.45x = 157,765,115.76
  5. Step 5: Solve for x
    x = 157,765,115.76/17,207.45
  6. Step 6: Final answer
    x = 9,168.42

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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.