Home / 21,336.26-32,004.40-5,753.90

Finding the Fourth Proportional to 21,336.26, 32,004.40 and 5,753.90

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Solution

The fourth proportional to 21,336.26, 32,004.40 and 5,753.90 is: 8,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.26 : 32,004.40 = 5,753.90 : x
  2. Step 2: Convert to fraction form
    21,336.26/32,004.40 = 5,753.90/x
  3. Step 3: Cross multiply
    21,336.26x = 32,004.40 × 5,753.90
  4. Step 4: Simplify right side
    21,336.26x = 184,150,117.16
  5. Step 5: Solve for x
    x = 184,150,117.16/21,336.26
  6. Step 6: Final answer
    x = 8,630.85

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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.