Home / 39,131.12-58,790.14-25,118.64

Finding the Fourth Proportional to 39,131.12, 58,790.14 and 25,118.64

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Solution

The fourth proportional to 39,131.12, 58,790.14 and 25,118.64 is: 37,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,131.12 : 58,790.14 = 25,118.64 : x
  2. Step 2: Convert to fraction form
    39,131.12/58,790.14 = 25,118.64/x
  3. Step 3: Cross multiply
    39,131.12x = 58,790.14 × 25,118.64
  4. Step 4: Simplify right side
    39,131.12x = 1,476,728,299.41
  5. Step 5: Solve for x
    x = 1,476,728,299.41/39,131.12
  6. Step 6: Final answer
    x = 37,737.95

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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.