Home / 39,119.52-58,634.64-15,731.04

Finding the Fourth Proportional to 39,119.52, 58,634.64 and 15,731.04

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Solution

The fourth proportional to 39,119.52, 58,634.64 and 15,731.04 is: 23,578.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,119.52 : 58,634.64 = 15,731.04 : x
  2. Step 2: Convert to fraction form
    39,119.52/58,634.64 = 15,731.04/x
  3. Step 3: Cross multiply
    39,119.52x = 58,634.64 × 15,731.04
  4. Step 4: Simplify right side
    39,119.52x = 922,383,867.23
  5. Step 5: Solve for x
    x = 922,383,867.23/39,119.52
  6. Step 6: Final answer
    x = 23,578.61

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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.