Home / 17,166.79-25,755.09-5,480.92

Finding the Fourth Proportional to 17,166.79, 25,755.09 and 5,480.92

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Solution

The fourth proportional to 17,166.79, 25,755.09 and 5,480.92 is: 8,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.79 : 25,755.09 = 5,480.92 : x
  2. Step 2: Convert to fraction form
    17,166.79/25,755.09 = 5,480.92/x
  3. Step 3: Cross multiply
    17,166.79x = 25,755.09 × 5,480.92
  4. Step 4: Simplify right side
    17,166.79x = 141,161,587.88
  5. Step 5: Solve for x
    x = 141,161,587.88/17,166.79
  6. Step 6: Final answer
    x = 8,222.95

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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.