Home / 38,419.35-57,650.90-30,677.37

Finding the Fourth Proportional to 38,419.35, 57,650.90 and 30,677.37

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Solution

The fourth proportional to 38,419.35, 57,650.90 and 30,677.37 is: 46,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419.35 : 57,650.90 = 30,677.37 : x
  2. Step 2: Convert to fraction form
    38,419.35/57,650.90 = 30,677.37/x
  3. Step 3: Cross multiply
    38,419.35x = 57,650.90 × 30,677.37
  4. Step 4: Simplify right side
    38,419.35x = 1,768,577,990.13
  5. Step 5: Solve for x
    x = 1,768,577,990.13/38,419.35
  6. Step 6: Final answer
    x = 46,033.52

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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.