Home / 18,757.37-25,884.20-10,257.83

Finding the Fourth Proportional to 18,757.37, 25,884.20 and 10,257.83

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Solution

The fourth proportional to 18,757.37, 25,884.20 and 10,257.83 is: 14,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.37 : 25,884.20 = 10,257.83 : x
  2. Step 2: Convert to fraction form
    18,757.37/25,884.20 = 10,257.83/x
  3. Step 3: Cross multiply
    18,757.37x = 25,884.20 × 10,257.83
  4. Step 4: Simplify right side
    18,757.37x = 265,515,723.29
  5. Step 5: Solve for x
    x = 265,515,723.29/18,757.37
  6. Step 6: Final answer
    x = 14,155.27

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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.