Home / 23,057.13-34,578.56-15,159.21

Finding the Fourth Proportional to 23,057.13, 34,578.56 and 15,159.21

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Solution

The fourth proportional to 23,057.13, 34,578.56 and 15,159.21 is: 22,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,057.13 : 34,578.56 = 15,159.21 : x
  2. Step 2: Convert to fraction form
    23,057.13/34,578.56 = 15,159.21/x
  3. Step 3: Cross multiply
    23,057.13x = 34,578.56 × 15,159.21
  4. Step 4: Simplify right side
    23,057.13x = 524,183,576.74
  5. Step 5: Solve for x
    x = 524,183,576.74/23,057.13
  6. Step 6: Final answer
    x = 22,734.12

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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.