Home / 18,208.08-25,124.58-10,249.92

Finding the Fourth Proportional to 18,208.08, 25,124.58 and 10,249.92

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Solution

The fourth proportional to 18,208.08, 25,124.58 and 10,249.92 is: 14,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.08 : 25,124.58 = 10,249.92 : x
  2. Step 2: Convert to fraction form
    18,208.08/25,124.58 = 10,249.92/x
  3. Step 3: Cross multiply
    18,208.08x = 25,124.58 × 10,249.92
  4. Step 4: Simplify right side
    18,208.08x = 257,524,935.03
  5. Step 5: Solve for x
    x = 257,524,935.03/18,208.08
  6. Step 6: Final answer
    x = 14,143.44

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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.