Home / 31,395.48-43,326.54-17,249.64

Finding the Fourth Proportional to 31,395.48, 43,326.54 and 17,249.64

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Solution

The fourth proportional to 31,395.48, 43,326.54 and 17,249.64 is: 23,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.48 : 43,326.54 = 17,249.64 : x
  2. Step 2: Convert to fraction form
    31,395.48/43,326.54 = 17,249.64/x
  3. Step 3: Cross multiply
    31,395.48x = 43,326.54 × 17,249.64
  4. Step 4: Simplify right side
    31,395.48x = 747,367,217.45
  5. Step 5: Solve for x
    x = 747,367,217.45/31,395.48
  6. Step 6: Final answer
    x = 23,804.93

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1.5x scale

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.