Home / 17,579.28-26,369.73-9,782.22

Finding the Fourth Proportional to 17,579.28, 26,369.73 and 9,782.22

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Solution

The fourth proportional to 17,579.28, 26,369.73 and 9,782.22 is: 14,673.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.28 : 26,369.73 = 9,782.22 : x
  2. Step 2: Convert to fraction form
    17,579.28/26,369.73 = 9,782.22/x
  3. Step 3: Cross multiply
    17,579.28x = 26,369.73 × 9,782.22
  4. Step 4: Simplify right side
    17,579.28x = 257,954,500.20
  5. Step 5: Solve for x
    x = 257,954,500.20/17,579.28
  6. Step 6: Final answer
    x = 14,673.78

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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.