Home / 36,525.36-50,403.84-20,609.58

Finding the Fourth Proportional to 36,525.36, 50,403.84 and 20,609.58

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Solution

The fourth proportional to 36,525.36, 50,403.84 and 20,609.58 is: 28,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,525.36 : 50,403.84 = 20,609.58 : x
  2. Step 2: Convert to fraction form
    36,525.36/50,403.84 = 20,609.58/x
  3. Step 3: Cross multiply
    36,525.36x = 50,403.84 × 20,609.58
  4. Step 4: Simplify right side
    36,525.36x = 1,038,801,972.79
  5. Step 5: Solve for x
    x = 1,038,801,972.79/36,525.36
  6. Step 6: Final answer
    x = 28,440.57

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Double scale
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Similar ratio
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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.