Home / 31,174.04-43,020.24-17,027.12

Finding the Fourth Proportional to 31,174.04, 43,020.24 and 17,027.12

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Solution

The fourth proportional to 31,174.04, 43,020.24 and 17,027.12 is: 23,497.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.04 : 43,020.24 = 17,027.12 : x
  2. Step 2: Convert to fraction form
    31,174.04/43,020.24 = 17,027.12/x
  3. Step 3: Cross multiply
    31,174.04x = 43,020.24 × 17,027.12
  4. Step 4: Simplify right side
    31,174.04x = 732,510,788.91
  5. Step 5: Solve for x
    x = 732,510,788.91/31,174.04
  6. Step 6: Final answer
    x = 23,497.46

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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.