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Finding the Fourth Proportional to 17,079.99, 25,607.52 and 11,519.52

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Solution

The fourth proportional to 17,079.99, 25,607.52 and 11,519.52 is: 17,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079.99 : 25,607.52 = 11,519.52 : x
  2. Step 2: Convert to fraction form
    17,079.99/25,607.52 = 11,519.52/x
  3. Step 3: Cross multiply
    17,079.99x = 25,607.52 × 11,519.52
  4. Step 4: Simplify right side
    17,079.99x = 294,986,338.79
  5. Step 5: Solve for x
    x = 294,986,338.79/17,079.99
  6. Step 6: Final answer
    x = 17,270.87

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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.