Home / 17,906.13-26,859.20-4,758.17

Finding the Fourth Proportional to 17,906.13, 26,859.20 and 4,758.17

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Solution

The fourth proportional to 17,906.13, 26,859.20 and 4,758.17 is: 7,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.13 : 26,859.20 = 4,758.17 : x
  2. Step 2: Convert to fraction form
    17,906.13/26,859.20 = 4,758.17/x
  3. Step 3: Cross multiply
    17,906.13x = 26,859.20 × 4,758.17
  4. Step 4: Simplify right side
    17,906.13x = 127,800,481.58
  5. Step 5: Solve for x
    x = 127,800,481.58/17,906.13
  6. Step 6: Final answer
    x = 7,137.25

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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.