Home / 16,650.78-24,979.23-4,962.66

Finding the Fourth Proportional to 16,650.78, 24,979.23 and 4,962.66

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Solution

The fourth proportional to 16,650.78, 24,979.23 and 4,962.66 is: 7,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.78 : 24,979.23 = 4,962.66 : x
  2. Step 2: Convert to fraction form
    16,650.78/24,979.23 = 4,962.66/x
  3. Step 3: Cross multiply
    16,650.78x = 24,979.23 × 4,962.66
  4. Step 4: Simplify right side
    16,650.78x = 123,963,425.55
  5. Step 5: Solve for x
    x = 123,963,425.55/16,650.78
  6. Step 6: Final answer
    x = 7,444.90

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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.