Home / 31,195.20-43,050-17,048.64

Finding the Fourth Proportional to 31,195.20, 43,050 and 17,048.64

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Solution

The fourth proportional to 31,195.20, 43,050 and 17,048.64 is: 23,527.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,195.20 : 43,050 = 17,048.64 : x
  2. Step 2: Convert to fraction form
    31,195.20/43,050 = 17,048.64/x
  3. Step 3: Cross multiply
    31,195.20x = 43,050 × 17,048.64
  4. Step 4: Simplify right side
    31,195.20x = 733,943,952
  5. Step 5: Solve for x
    x = 733,943,952/31,195.20
  6. Step 6: Final answer
    x = 23,527.46

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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.