Home / 23,299.90-32,154.23-12,689.53

Finding the Fourth Proportional to 23,299.90, 32,154.23 and 12,689.53

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Solution

The fourth proportional to 23,299.90, 32,154.23 and 12,689.53 is: 17,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.90 : 32,154.23 = 12,689.53 : x
  2. Step 2: Convert to fraction form
    23,299.90/32,154.23 = 12,689.53/x
  3. Step 3: Cross multiply
    23,299.90x = 32,154.23 × 12,689.53
  4. Step 4: Simplify right side
    23,299.90x = 408,022,017.55
  5. Step 5: Solve for x
    x = 408,022,017.55/23,299.90
  6. Step 6: Final answer
    x = 17,511.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.