Home / 35,078.87-48,406.55-19,163.31

Finding the Fourth Proportional to 35,078.87, 48,406.55 and 19,163.31

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Solution

The fourth proportional to 35,078.87, 48,406.55 and 19,163.31 is: 26,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,078.87 : 48,406.55 = 19,163.31 : x
  2. Step 2: Convert to fraction form
    35,078.87/48,406.55 = 19,163.31/x
  3. Step 3: Cross multiply
    35,078.87x = 48,406.55 × 19,163.31
  4. Step 4: Simplify right side
    35,078.87x = 927,629,627.86
  5. Step 5: Solve for x
    x = 927,629,627.86/35,078.87
  6. Step 6: Final answer
    x = 26,444.12

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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.