Home / 21,755.08-32,629.37-6,962.45

Finding the Fourth Proportional to 21,755.08, 32,629.37 and 6,962.45

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Solution

The fourth proportional to 21,755.08, 32,629.37 and 6,962.45 is: 10,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,755.08 : 32,629.37 = 6,962.45 : x
  2. Step 2: Convert to fraction form
    21,755.08/32,629.37 = 6,962.45/x
  3. Step 3: Cross multiply
    21,755.08x = 32,629.37 × 6,962.45
  4. Step 4: Simplify right side
    21,755.08x = 227,180,403.92
  5. Step 5: Solve for x
    x = 227,180,403.92/21,755.08
  6. Step 6: Final answer
    x = 10,442.64

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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.