Home / 18,757.49-25,884.37-10,257.96

Finding the Fourth Proportional to 18,757.49, 25,884.37 and 10,257.96

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Solution

The fourth proportional to 18,757.49, 25,884.37 and 10,257.96 is: 14,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.49 : 25,884.37 = 10,257.96 : x
  2. Step 2: Convert to fraction form
    18,757.49/25,884.37 = 10,257.96/x
  3. Step 3: Cross multiply
    18,757.49x = 25,884.37 × 10,257.96
  4. Step 4: Simplify right side
    18,757.49x = 265,520,832.09
  5. Step 5: Solve for x
    x = 265,520,832.09/18,757.49
  6. Step 6: Final answer
    x = 14,155.46

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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.