Home / 35,904.54-49,540.74-20,796.28

Finding the Fourth Proportional to 35,904.54, 49,540.74 and 20,796.28

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Solution

The fourth proportional to 35,904.54, 49,540.74 and 20,796.28 is: 28,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.54 : 49,540.74 = 20,796.28 : x
  2. Step 2: Convert to fraction form
    35,904.54/49,540.74 = 20,796.28/x
  3. Step 3: Cross multiply
    35,904.54x = 49,540.74 × 20,796.28
  4. Step 4: Simplify right side
    35,904.54x = 1,030,263,100.45
  5. Step 5: Solve for x
    x = 1,030,263,100.45/35,904.54
  6. Step 6: Final answer
    x = 28,694.51

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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.