Home / 31,575.62-43,571.25-17,427.56

Finding the Fourth Proportional to 31,575.62, 43,571.25 and 17,427.56

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Solution

The fourth proportional to 31,575.62, 43,571.25 and 17,427.56 is: 24,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575.62 : 43,571.25 = 17,427.56 : x
  2. Step 2: Convert to fraction form
    31,575.62/43,571.25 = 17,427.56/x
  3. Step 3: Cross multiply
    31,575.62x = 43,571.25 × 17,427.56
  4. Step 4: Simplify right side
    31,575.62x = 759,340,355.79
  5. Step 5: Solve for x
    x = 759,340,355.79/31,575.62
  6. Step 6: Final answer
    x = 24,048.31

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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.