Home / 21,021.73-31,534.42-6,028.92

Finding the Fourth Proportional to 21,021.73, 31,534.42 and 6,028.92

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Solution

The fourth proportional to 21,021.73, 31,534.42 and 6,028.92 is: 9,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,021.73 : 31,534.42 = 6,028.92 : x
  2. Step 2: Convert to fraction form
    21,021.73/31,534.42 = 6,028.92/x
  3. Step 3: Cross multiply
    21,021.73x = 31,534.42 × 6,028.92
  4. Step 4: Simplify right side
    21,021.73x = 190,118,495.43
  5. Step 5: Solve for x
    x = 190,118,495.43/21,021.73
  6. Step 6: Final answer
    x = 9,043.90

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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.