Home / 16,383.57-24,575.43-4,985.61

Finding the Fourth Proportional to 16,383.57, 24,575.43 and 4,985.61

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Solution

The fourth proportional to 16,383.57, 24,575.43 and 4,985.61 is: 7,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.57 : 24,575.43 = 4,985.61 : x
  2. Step 2: Convert to fraction form
    16,383.57/24,575.43 = 4,985.61/x
  3. Step 3: Cross multiply
    16,383.57x = 24,575.43 × 4,985.61
  4. Step 4: Simplify right side
    16,383.57x = 122,523,490.87
  5. Step 5: Solve for x
    x = 122,523,490.87/16,383.57
  6. Step 6: Final answer
    x = 7,478.43

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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.