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Finding the Fourth Proportional to 52,575.91, 72,553.79 and 29,914.41

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Solution

The fourth proportional to 52,575.91, 72,553.79 and 29,914.41 is: 41,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,575.91 : 72,553.79 = 29,914.41 : x
  2. Step 2: Convert to fraction form
    52,575.91/72,553.79 = 29,914.41/x
  3. Step 3: Cross multiply
    52,575.91x = 72,553.79 × 29,914.41
  4. Step 4: Simplify right side
    52,575.91x = 2,170,403,458.34
  5. Step 5: Solve for x
    x = 2,170,403,458.34/52,575.91
  6. Step 6: Final answer
    x = 41,281.33

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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.