Home / 39,993.24-55,199.52-25,664.52

Finding the Fourth Proportional to 39,993.24, 55,199.52 and 25,664.52

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Solution

The fourth proportional to 39,993.24, 55,199.52 and 25,664.52 is: 35,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.24 : 55,199.52 = 25,664.52 : x
  2. Step 2: Convert to fraction form
    39,993.24/55,199.52 = 25,664.52/x
  3. Step 3: Cross multiply
    39,993.24x = 55,199.52 × 25,664.52
  4. Step 4: Simplify right side
    39,993.24x = 1,416,669,185.03
  5. Step 5: Solve for x
    x = 1,416,669,185.03/39,993.24
  6. Step 6: Final answer
    x = 35,422.72

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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.