Home / 31,724.24-43,783.33-18,295.49

Finding the Fourth Proportional to 31,724.24, 43,783.33 and 18,295.49

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Solution

The fourth proportional to 31,724.24, 43,783.33 and 18,295.49 is: 25,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.24 : 43,783.33 = 18,295.49 : x
  2. Step 2: Convert to fraction form
    31,724.24/43,783.33 = 18,295.49/x
  3. Step 3: Cross multiply
    31,724.24x = 43,783.33 × 18,295.49
  4. Step 4: Simplify right side
    31,724.24x = 801,037,257.27
  5. Step 5: Solve for x
    x = 801,037,257.27/31,724.24
  6. Step 6: Final answer
    x = 25,250.01

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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.