Home / 17,271.35-25,908.46-7,278.99

Finding the Fourth Proportional to 17,271.35, 25,908.46 and 7,278.99

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Solution

The fourth proportional to 17,271.35, 25,908.46 and 7,278.99 is: 10,919.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,271.35 : 25,908.46 = 7,278.99 : x
  2. Step 2: Convert to fraction form
    17,271.35/25,908.46 = 7,278.99/x
  3. Step 3: Cross multiply
    17,271.35x = 25,908.46 × 7,278.99
  4. Step 4: Simplify right side
    17,271.35x = 188,587,403.06
  5. Step 5: Solve for x
    x = 188,587,403.06/17,271.35
  6. Step 6: Final answer
    x = 10,919.09

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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.