Home / 35,419.86-48,879.33-19,286.92

Finding the Fourth Proportional to 35,419.86, 48,879.33 and 19,286.92

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Solution

The fourth proportional to 35,419.86, 48,879.33 and 19,286.92 is: 26,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.86 : 48,879.33 = 19,286.92 : x
  2. Step 2: Convert to fraction form
    35,419.86/48,879.33 = 19,286.92/x
  3. Step 3: Cross multiply
    35,419.86x = 48,879.33 × 19,286.92
  4. Step 4: Simplify right side
    35,419.86x = 942,731,441.19
  5. Step 5: Solve for x
    x = 942,731,441.19/35,419.86
  6. Step 6: Final answer
    x = 26,615.90

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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.