Home / 38,659.82-57,989.76-10,577.80

Finding the Fourth Proportional to 38,659.82, 57,989.76 and 10,577.80

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Solution

The fourth proportional to 38,659.82, 57,989.76 and 10,577.80 is: 15,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,659.82 : 57,989.76 = 10,577.80 : x
  2. Step 2: Convert to fraction form
    38,659.82/57,989.76 = 10,577.80/x
  3. Step 3: Cross multiply
    38,659.82x = 57,989.76 × 10,577.80
  4. Step 4: Simplify right side
    38,659.82x = 613,404,083.33
  5. Step 5: Solve for x
    x = 613,404,083.33/38,659.82
  6. Step 6: Final answer
    x = 15,866.71

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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.