Home / 32,039.60-44,212.92-20,099.12

Finding the Fourth Proportional to 32,039.60, 44,212.92 and 20,099.12

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Solution

The fourth proportional to 32,039.60, 44,212.92 and 20,099.12 is: 27,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,039.60 : 44,212.92 = 20,099.12 : x
  2. Step 2: Convert to fraction form
    32,039.60/44,212.92 = 20,099.12/x
  3. Step 3: Cross multiply
    32,039.60x = 44,212.92 × 20,099.12
  4. Step 4: Simplify right side
    32,039.60x = 888,640,784.63
  5. Step 5: Solve for x
    x = 888,640,784.63/32,039.60
  6. Step 6: Final answer
    x = 27,735.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.