Home / 17,509.20-26,249.40-9,301.20

Finding the Fourth Proportional to 17,509.20, 26,249.40 and 9,301.20

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Solution

The fourth proportional to 17,509.20, 26,249.40 and 9,301.20 is: 13,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,509.20 : 26,249.40 = 9,301.20 : x
  2. Step 2: Convert to fraction form
    17,509.20/26,249.40 = 9,301.20/x
  3. Step 3: Cross multiply
    17,509.20x = 26,249.40 × 9,301.20
  4. Step 4: Simplify right side
    17,509.20x = 244,150,919.28
  5. Step 5: Solve for x
    x = 244,150,919.28/17,509.20
  6. Step 6: Final answer
    x = 13,944.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.