Home / 47,892.25-66,093.96-28,777.87

Finding the Fourth Proportional to 47,892.25, 66,093.96 and 28,777.87

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Solution

The fourth proportional to 47,892.25, 66,093.96 and 28,777.87 is: 39,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,892.25 : 66,093.96 = 28,777.87 : x
  2. Step 2: Convert to fraction form
    47,892.25/66,093.96 = 28,777.87/x
  3. Step 3: Cross multiply
    47,892.25x = 66,093.96 × 28,777.87
  4. Step 4: Simplify right side
    47,892.25x = 1,902,043,388.67
  5. Step 5: Solve for x
    x = 1,902,043,388.67/47,892.25
  6. Step 6: Final answer
    x = 39,715.06

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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.