Home / 15,861.24-21,884.58-10,269

Finding the Fourth Proportional to 15,861.24, 21,884.58 and 10,269

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Solution

The fourth proportional to 15,861.24, 21,884.58 and 10,269 is: 14,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,861.24 : 21,884.58 = 10,269 : x
  2. Step 2: Convert to fraction form
    15,861.24/21,884.58 = 10,269/x
  3. Step 3: Cross multiply
    15,861.24x = 21,884.58 × 10,269
  4. Step 4: Simplify right side
    15,861.24x = 224,732,752.02
  5. Step 5: Solve for x
    x = 224,732,752.02/15,861.24
  6. Step 6: Final answer
    x = 14,168.67

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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.