Home / 31,174.47-43,021.94-17,027.42

Finding the Fourth Proportional to 31,174.47, 43,021.94 and 17,027.42

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Solution

The fourth proportional to 31,174.47, 43,021.94 and 17,027.42 is: 23,498.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.47 : 43,021.94 = 17,027.42 : x
  2. Step 2: Convert to fraction form
    31,174.47/43,021.94 = 17,027.42/x
  3. Step 3: Cross multiply
    31,174.47x = 43,021.94 × 17,027.42
  4. Step 4: Simplify right side
    31,174.47x = 732,552,341.35
  5. Step 5: Solve for x
    x = 732,552,341.35/31,174.47
  6. Step 6: Final answer
    x = 23,498.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.