Home / 18,301.16-27,450.30-5,821.58

Finding the Fourth Proportional to 18,301.16, 27,450.30 and 5,821.58

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Solution

The fourth proportional to 18,301.16, 27,450.30 and 5,821.58 is: 8,731.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.16 : 27,450.30 = 5,821.58 : x
  2. Step 2: Convert to fraction form
    18,301.16/27,450.30 = 5,821.58/x
  3. Step 3: Cross multiply
    18,301.16x = 27,450.30 × 5,821.58
  4. Step 4: Simplify right side
    18,301.16x = 159,804,117.47
  5. Step 5: Solve for x
    x = 159,804,117.47/18,301.16
  6. Step 6: Final answer
    x = 8,731.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.