Home / 36,784.75-50,759.45-20,648.37

Finding the Fourth Proportional to 36,784.75, 50,759.45 and 20,648.37

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Solution

The fourth proportional to 36,784.75, 50,759.45 and 20,648.37 is: 28,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,784.75 : 50,759.45 = 20,648.37 : x
  2. Step 2: Convert to fraction form
    36,784.75/50,759.45 = 20,648.37/x
  3. Step 3: Cross multiply
    36,784.75x = 50,759.45 × 20,648.37
  4. Step 4: Simplify right side
    36,784.75x = 1,048,099,547.56
  5. Step 5: Solve for x
    x = 1,048,099,547.56/36,784.75
  6. Step 6: Final answer
    x = 28,492.77

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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.