Home / 20,663.37-30,995.87-5,873.58

Finding the Fourth Proportional to 20,663.37, 30,995.87 and 5,873.58

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Solution

The fourth proportional to 20,663.37, 30,995.87 and 5,873.58 is: 8,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,663.37 : 30,995.87 = 5,873.58 : x
  2. Step 2: Convert to fraction form
    20,663.37/30,995.87 = 5,873.58/x
  3. Step 3: Cross multiply
    20,663.37x = 30,995.87 × 5,873.58
  4. Step 4: Simplify right side
    20,663.37x = 182,056,692.75
  5. Step 5: Solve for x
    x = 182,056,692.75/20,663.37
  6. Step 6: Final answer
    x = 8,810.60

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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.