Home / 17,576.68-26,365.13-7,188.43

Finding the Fourth Proportional to 17,576.68, 26,365.13 and 7,188.43

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Solution

The fourth proportional to 17,576.68, 26,365.13 and 7,188.43 is: 10,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,576.68 : 26,365.13 = 7,188.43 : x
  2. Step 2: Convert to fraction form
    17,576.68/26,365.13 = 7,188.43/x
  3. Step 3: Cross multiply
    17,576.68x = 26,365.13 × 7,188.43
  4. Step 4: Simplify right side
    17,576.68x = 189,523,891.45
  5. Step 5: Solve for x
    x = 189,523,891.45/17,576.68
  6. Step 6: Final answer
    x = 10,782.69

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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.