Home / 17,519.73-26,282.57-7,658.79

Finding the Fourth Proportional to 17,519.73, 26,282.57 and 7,658.79

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Solution

The fourth proportional to 17,519.73, 26,282.57 and 7,658.79 is: 11,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.73 : 26,282.57 = 7,658.79 : x
  2. Step 2: Convert to fraction form
    17,519.73/26,282.57 = 7,658.79/x
  3. Step 3: Cross multiply
    17,519.73x = 26,282.57 × 7,658.79
  4. Step 4: Simplify right side
    17,519.73x = 201,292,646.00
  5. Step 5: Solve for x
    x = 201,292,646.00/17,519.73
  6. Step 6: Final answer
    x = 11,489.48

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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.