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Finding the Fourth Proportional to 33,454.53, 46,163.93 and 19,311.93

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Solution

The fourth proportional to 33,454.53, 46,163.93 and 19,311.93 is: 26,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,454.53 : 46,163.93 = 19,311.93 : x
  2. Step 2: Convert to fraction form
    33,454.53/46,163.93 = 19,311.93/x
  3. Step 3: Cross multiply
    33,454.53x = 46,163.93 × 19,311.93
  4. Step 4: Simplify right side
    33,454.53x = 891,514,488.13
  5. Step 5: Solve for x
    x = 891,514,488.13/33,454.53
  6. Step 6: Final answer
    x = 26,648.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.