Home / 16,661.08-24,962.46-9,721

Finding the Fourth Proportional to 16,661.08, 24,962.46 and 9,721

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Solution

The fourth proportional to 16,661.08, 24,962.46 and 9,721 is: 14,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.08 : 24,962.46 = 9,721 : x
  2. Step 2: Convert to fraction form
    16,661.08/24,962.46 = 9,721/x
  3. Step 3: Cross multiply
    16,661.08x = 24,962.46 × 9,721
  4. Step 4: Simplify right side
    16,661.08x = 242,660,073.66
  5. Step 5: Solve for x
    x = 242,660,073.66/16,661.08
  6. Step 6: Final answer
    x = 14,564.49

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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.