Home / 39,517.20-59,322.10-31,202.82

Finding the Fourth Proportional to 39,517.20, 59,322.10 and 31,202.82

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Solution

The fourth proportional to 39,517.20, 59,322.10 and 31,202.82 is: 46,840.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,517.20 : 59,322.10 = 31,202.82 : x
  2. Step 2: Convert to fraction form
    39,517.20/59,322.10 = 31,202.82/x
  3. Step 3: Cross multiply
    39,517.20x = 59,322.10 × 31,202.82
  4. Step 4: Simplify right side
    39,517.20x = 1,851,016,808.32
  5. Step 5: Solve for x
    x = 1,851,016,808.32/39,517.20
  6. Step 6: Final answer
    x = 46,840.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.