Home / 18,237.10-27,409.38-15,136.96

Finding the Fourth Proportional to 18,237.10, 27,409.38 and 15,136.96

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Solution

The fourth proportional to 18,237.10, 27,409.38 and 15,136.96 is: 22,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.10 : 27,409.38 = 15,136.96 : x
  2. Step 2: Convert to fraction form
    18,237.10/27,409.38 = 15,136.96/x
  3. Step 3: Cross multiply
    18,237.10x = 27,409.38 × 15,136.96
  4. Step 4: Simplify right side
    18,237.10x = 414,894,688.68
  5. Step 5: Solve for x
    x = 414,894,688.68/18,237.10
  6. Step 6: Final answer
    x = 22,750.04

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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.