Home / 17,906.82-26,858.10-4,760.20

Finding the Fourth Proportional to 17,906.82, 26,858.10 and 4,760.20

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Solution

The fourth proportional to 17,906.82, 26,858.10 and 4,760.20 is: 7,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.82 : 26,858.10 = 4,760.20 : x
  2. Step 2: Convert to fraction form
    17,906.82/26,858.10 = 4,760.20/x
  3. Step 3: Cross multiply
    17,906.82x = 26,858.10 × 4,760.20
  4. Step 4: Simplify right side
    17,906.82x = 127,849,927.62
  5. Step 5: Solve for x
    x = 127,849,927.62/17,906.82
  6. Step 6: Final answer
    x = 7,139.73

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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.