Home / 15,829.53-23,723.36-8,317.74

Finding the Fourth Proportional to 15,829.53, 23,723.36 and 8,317.74

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Solution

The fourth proportional to 15,829.53, 23,723.36 and 8,317.74 is: 12,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.53 : 23,723.36 = 8,317.74 : x
  2. Step 2: Convert to fraction form
    15,829.53/23,723.36 = 8,317.74/x
  3. Step 3: Cross multiply
    15,829.53x = 23,723.36 × 8,317.74
  4. Step 4: Simplify right side
    15,829.53x = 197,324,761.20
  5. Step 5: Solve for x
    x = 197,324,761.20/15,829.53
  6. Step 6: Final answer
    x = 12,465.61

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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.