Home / 27,854.16-41,743.32-15,355.44

Finding the Fourth Proportional to 27,854.16, 41,743.32 and 15,355.44

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Solution

The fourth proportional to 27,854.16, 41,743.32 and 15,355.44 is: 23,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,854.16 : 41,743.32 = 15,355.44 : x
  2. Step 2: Convert to fraction form
    27,854.16/41,743.32 = 15,355.44/x
  3. Step 3: Cross multiply
    27,854.16x = 41,743.32 × 15,355.44
  4. Step 4: Simplify right side
    27,854.16x = 640,987,045.66
  5. Step 5: Solve for x
    x = 640,987,045.66/27,854.16
  6. Step 6: Final answer
    x = 23,012.26

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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.