Home / 47,402.82-65,428.56-27,261.90

Finding the Fourth Proportional to 47,402.82, 65,428.56 and 27,261.90

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Solution

The fourth proportional to 47,402.82, 65,428.56 and 27,261.90 is: 37,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,402.82 : 65,428.56 = 27,261.90 : x
  2. Step 2: Convert to fraction form
    47,402.82/65,428.56 = 27,261.90/x
  3. Step 3: Cross multiply
    47,402.82x = 65,428.56 × 27,261.90
  4. Step 4: Simplify right side
    47,402.82x = 1,783,706,859.86
  5. Step 5: Solve for x
    x = 1,783,706,859.86/47,402.82
  6. Step 6: Final answer
    x = 37,628.71

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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.