Home / 33,644.14-46,379.10-21,543.28

Finding the Fourth Proportional to 33,644.14, 46,379.10 and 21,543.28

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Solution

The fourth proportional to 33,644.14, 46,379.10 and 21,543.28 is: 29,697.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,644.14 : 46,379.10 = 21,543.28 : x
  2. Step 2: Convert to fraction form
    33,644.14/46,379.10 = 21,543.28/x
  3. Step 3: Cross multiply
    33,644.14x = 46,379.10 × 21,543.28
  4. Step 4: Simplify right side
    33,644.14x = 999,157,937.45
  5. Step 5: Solve for x
    x = 999,157,937.45/33,644.14
  6. Step 6: Final answer
    x = 29,697.83

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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.