Home / 39,881.22-59,849.44-15,863.06

Finding the Fourth Proportional to 39,881.22, 59,849.44 and 15,863.06

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Solution

The fourth proportional to 39,881.22, 59,849.44 and 15,863.06 is: 23,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,881.22 : 59,849.44 = 15,863.06 : x
  2. Step 2: Convert to fraction form
    39,881.22/59,849.44 = 15,863.06/x
  3. Step 3: Cross multiply
    39,881.22x = 59,849.44 × 15,863.06
  4. Step 4: Simplify right side
    39,881.22x = 949,395,257.69
  5. Step 5: Solve for x
    x = 949,395,257.69/39,881.22
  6. Step 6: Final answer
    x = 23,805.57

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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.