Home / 18,656.33-25,745.24-10,158.62

Finding the Fourth Proportional to 18,656.33, 25,745.24 and 10,158.62

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Solution

The fourth proportional to 18,656.33, 25,745.24 and 10,158.62 is: 14,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656.33 : 25,745.24 = 10,158.62 : x
  2. Step 2: Convert to fraction form
    18,656.33/25,745.24 = 10,158.62/x
  3. Step 3: Cross multiply
    18,656.33x = 25,745.24 × 10,158.62
  4. Step 4: Simplify right side
    18,656.33x = 261,536,006.64
  5. Step 5: Solve for x
    x = 261,536,006.64/18,656.33
  6. Step 6: Final answer
    x = 14,018.62

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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.