Home / 31,500.58-43,470.80-17,353.44

Finding the Fourth Proportional to 31,500.58, 43,470.80 and 17,353.44

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Solution

The fourth proportional to 31,500.58, 43,470.80 and 17,353.44 is: 23,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.58 : 43,470.80 = 17,353.44 : x
  2. Step 2: Convert to fraction form
    31,500.58/43,470.80 = 17,353.44/x
  3. Step 3: Cross multiply
    31,500.58x = 43,470.80 × 17,353.44
  4. Step 4: Simplify right side
    31,500.58x = 754,367,919.55
  5. Step 5: Solve for x
    x = 754,367,919.55/31,500.58
  6. Step 6: Final answer
    x = 23,947.75

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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.