Home / 48,268.27-72,399.77-13,205.39

Finding the Fourth Proportional to 48,268.27, 72,399.77 and 13,205.39

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Solution

The fourth proportional to 48,268.27, 72,399.77 and 13,205.39 is: 19,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268.27 : 72,399.77 = 13,205.39 : x
  2. Step 2: Convert to fraction form
    48,268.27/72,399.77 = 13,205.39/x
  3. Step 3: Cross multiply
    48,268.27x = 72,399.77 × 13,205.39
  4. Step 4: Simplify right side
    48,268.27x = 956,067,132.73
  5. Step 5: Solve for x
    x = 956,067,132.73/48,268.27
  6. Step 6: Final answer
    x = 19,807.36

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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.