Home / 16,658.20-24,991.74-4,971.52

Finding the Fourth Proportional to 16,658.20, 24,991.74 and 4,971.52

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Solution

The fourth proportional to 16,658.20, 24,991.74 and 4,971.52 is: 7,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.20 : 24,991.74 = 4,971.52 : x
  2. Step 2: Convert to fraction form
    16,658.20/24,991.74 = 4,971.52/x
  3. Step 3: Cross multiply
    16,658.20x = 24,991.74 × 4,971.52
  4. Step 4: Simplify right side
    16,658.20x = 124,246,935.24
  5. Step 5: Solve for x
    x = 124,246,935.24/16,658.20
  6. Step 6: Final answer
    x = 7,458.61

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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.