Home / 31,592.06-43,581.27-18,836.25

Finding the Fourth Proportional to 31,592.06, 43,581.27 and 18,836.25

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Solution

The fourth proportional to 31,592.06, 43,581.27 and 18,836.25 is: 25,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592.06 : 43,581.27 = 18,836.25 : x
  2. Step 2: Convert to fraction form
    31,592.06/43,581.27 = 18,836.25/x
  3. Step 3: Cross multiply
    31,592.06x = 43,581.27 × 18,836.25
  4. Step 4: Simplify right side
    31,592.06x = 820,907,604.24
  5. Step 5: Solve for x
    x = 820,907,604.24/31,592.06
  6. Step 6: Final answer
    x = 25,984.62

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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.