Home / 31,542.38-43,525.46-17,394.32

Finding the Fourth Proportional to 31,542.38, 43,525.46 and 17,394.32

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Solution

The fourth proportional to 31,542.38, 43,525.46 and 17,394.32 is: 24,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542.38 : 43,525.46 = 17,394.32 : x
  2. Step 2: Convert to fraction form
    31,542.38/43,525.46 = 17,394.32/x
  3. Step 3: Cross multiply
    31,542.38x = 43,525.46 × 17,394.32
  4. Step 4: Simplify right side
    31,542.38x = 757,095,605.25
  5. Step 5: Solve for x
    x = 757,095,605.25/31,542.38
  6. Step 6: Final answer
    x = 24,002.49

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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.