Home / 39,557.21-54,648.24-25,977.47

Finding the Fourth Proportional to 39,557.21, 54,648.24 and 25,977.47

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Solution

The fourth proportional to 39,557.21, 54,648.24 and 25,977.47 is: 35,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,557.21 : 54,648.24 = 25,977.47 : x
  2. Step 2: Convert to fraction form
    39,557.21/54,648.24 = 25,977.47/x
  3. Step 3: Cross multiply
    39,557.21x = 54,648.24 × 25,977.47
  4. Step 4: Simplify right side
    39,557.21x = 1,419,623,015.15
  5. Step 5: Solve for x
    x = 1,419,623,015.15/39,557.21
  6. Step 6: Final answer
    x = 35,887.84

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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.