Home / 17,519.49-26,278.83-5,039.55

Finding the Fourth Proportional to 17,519.49, 26,278.83 and 5,039.55

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Solution

The fourth proportional to 17,519.49, 26,278.83 and 5,039.55 is: 7,559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.49 : 26,278.83 = 5,039.55 : x
  2. Step 2: Convert to fraction form
    17,519.49/26,278.83 = 5,039.55/x
  3. Step 3: Cross multiply
    17,519.49x = 26,278.83 × 5,039.55
  4. Step 4: Simplify right side
    17,519.49x = 132,433,477.73
  5. Step 5: Solve for x
    x = 132,433,477.73/17,519.49
  6. Step 6: Final answer
    x = 7,559.21

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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.