Home / 25,475.21-38,163.11-16,683.47

Finding the Fourth Proportional to 25,475.21, 38,163.11 and 16,683.47

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Solution

The fourth proportional to 25,475.21, 38,163.11 and 16,683.47 is: 24,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.21 : 38,163.11 = 16,683.47 : x
  2. Step 2: Convert to fraction form
    25,475.21/38,163.11 = 16,683.47/x
  3. Step 3: Cross multiply
    25,475.21x = 38,163.11 × 16,683.47
  4. Step 4: Simplify right side
    25,475.21x = 636,692,969.67
  5. Step 5: Solve for x
    x = 636,692,969.67/25,475.21
  6. Step 6: Final answer
    x = 24,992.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.