Home / 14,099.34-21,147.30-3,711.90

Finding the Fourth Proportional to 14,099.34, 21,147.30 and 3,711.90

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Solution

The fourth proportional to 14,099.34, 21,147.30 and 3,711.90 is: 5,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.34 : 21,147.30 = 3,711.90 : x
  2. Step 2: Convert to fraction form
    14,099.34/21,147.30 = 3,711.90/x
  3. Step 3: Cross multiply
    14,099.34x = 21,147.30 × 3,711.90
  4. Step 4: Simplify right side
    14,099.34x = 78,496,662.87
  5. Step 5: Solve for x
    x = 78,496,662.87/14,099.34
  6. Step 6: Final answer
    x = 5,567.40

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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.