Home / 17,434.58-26,149.11-7,571.21

Finding the Fourth Proportional to 17,434.58, 26,149.11 and 7,571.21

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Solution

The fourth proportional to 17,434.58, 26,149.11 and 7,571.21 is: 11,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,434.58 : 26,149.11 = 7,571.21 : x
  2. Step 2: Convert to fraction form
    17,434.58/26,149.11 = 7,571.21/x
  3. Step 3: Cross multiply
    17,434.58x = 26,149.11 × 7,571.21
  4. Step 4: Simplify right side
    17,434.58x = 197,980,272.38
  5. Step 5: Solve for x
    x = 197,980,272.38/17,434.58
  6. Step 6: Final answer
    x = 11,355.61

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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.