Home / 17,858.74-26,789.37-4,711

Finding the Fourth Proportional to 17,858.74, 26,789.37 and 4,711

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Solution

The fourth proportional to 17,858.74, 26,789.37 and 4,711 is: 7,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.74 : 26,789.37 = 4,711 : x
  2. Step 2: Convert to fraction form
    17,858.74/26,789.37 = 4,711/x
  3. Step 3: Cross multiply
    17,858.74x = 26,789.37 × 4,711
  4. Step 4: Simplify right side
    17,858.74x = 126,204,722.07
  5. Step 5: Solve for x
    x = 126,204,722.07/17,858.74
  6. Step 6: Final answer
    x = 7,066.83

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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.