Home / 46,917.91-70,377.32-11,857.57

Finding the Fourth Proportional to 46,917.91, 70,377.32 and 11,857.57

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Solution

The fourth proportional to 46,917.91, 70,377.32 and 11,857.57 is: 17,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,917.91 : 70,377.32 = 11,857.57 : x
  2. Step 2: Convert to fraction form
    46,917.91/70,377.32 = 11,857.57/x
  3. Step 3: Cross multiply
    46,917.91x = 70,377.32 × 11,857.57
  4. Step 4: Simplify right side
    46,917.91x = 834,503,998.31
  5. Step 5: Solve for x
    x = 834,503,998.31/46,917.91
  6. Step 6: Final answer
    x = 17,786.47

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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.