Home / 38,321.06-57,383.18-23,485

Finding the Fourth Proportional to 38,321.06, 57,383.18 and 23,485

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Solution

The fourth proportional to 38,321.06, 57,383.18 and 23,485 is: 35,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321.06 : 57,383.18 = 23,485 : x
  2. Step 2: Convert to fraction form
    38,321.06/57,383.18 = 23,485/x
  3. Step 3: Cross multiply
    38,321.06x = 57,383.18 × 23,485
  4. Step 4: Simplify right side
    38,321.06x = 1,347,643,864.88
  5. Step 5: Solve for x
    x = 1,347,643,864.88/38,321.06
  6. Step 6: Final answer
    x = 35,167.19

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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.