Home / 18,814.24-25,962.22-10,315

Finding the Fourth Proportional to 18,814.24, 25,962.22 and 10,315

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Solution

The fourth proportional to 18,814.24, 25,962.22 and 10,315 is: 14,233.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814.24 : 25,962.22 = 10,315 : x
  2. Step 2: Convert to fraction form
    18,814.24/25,962.22 = 10,315/x
  3. Step 3: Cross multiply
    18,814.24x = 25,962.22 × 10,315
  4. Step 4: Simplify right side
    18,814.24x = 267,800,299.30
  5. Step 5: Solve for x
    x = 267,800,299.30/18,814.24
  6. Step 6: Final answer
    x = 14,233.92

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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.