Home / 18,207.27-25,125.96-10,249.51

Finding the Fourth Proportional to 18,207.27, 25,125.96 and 10,249.51

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Solution

The fourth proportional to 18,207.27, 25,125.96 and 10,249.51 is: 14,144.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.27 : 25,125.96 = 10,249.51 : x
  2. Step 2: Convert to fraction form
    18,207.27/25,125.96 = 10,249.51/x
  3. Step 3: Cross multiply
    18,207.27x = 25,125.96 × 10,249.51
  4. Step 4: Simplify right side
    18,207.27x = 257,528,778.28
  5. Step 5: Solve for x
    x = 257,528,778.28/18,207.27
  6. Step 6: Final answer
    x = 14,144.28

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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.