Home / 33,638.60-50,221.36-25,699.52

Finding the Fourth Proportional to 33,638.60, 50,221.36 and 25,699.52

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Solution

The fourth proportional to 33,638.60, 50,221.36 and 25,699.52 is: 38,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,638.60 : 50,221.36 = 25,699.52 : x
  2. Step 2: Convert to fraction form
    33,638.60/50,221.36 = 25,699.52/x
  3. Step 3: Cross multiply
    33,638.60x = 50,221.36 × 25,699.52
  4. Step 4: Simplify right side
    33,638.60x = 1,290,664,845.75
  5. Step 5: Solve for x
    x = 1,290,664,845.75/33,638.60
  6. Step 6: Final answer
    x = 38,368.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.