Home / 38,534.88-57,721.68-33,860.64

Finding the Fourth Proportional to 38,534.88, 57,721.68 and 33,860.64

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Solution

The fourth proportional to 38,534.88, 57,721.68 and 33,860.64 is: 50,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534.88 : 57,721.68 = 33,860.64 : x
  2. Step 2: Convert to fraction form
    38,534.88/57,721.68 = 33,860.64/x
  3. Step 3: Cross multiply
    38,534.88x = 57,721.68 × 33,860.64
  4. Step 4: Simplify right side
    38,534.88x = 1,954,493,026.68
  5. Step 5: Solve for x
    x = 1,954,493,026.68/38,534.88
  6. Step 6: Final answer
    x = 50,720.10

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1.5x scale

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.