Home / 36,669-50,587.56-28,156.44

Finding the Fourth Proportional to 36,669, 50,587.56 and 28,156.44

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Solution

The fourth proportional to 36,669, 50,587.56 and 28,156.44 is: 38,843.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669 : 50,587.56 = 28,156.44 : x
  2. Step 2: Convert to fraction form
    36,669/50,587.56 = 28,156.44/x
  3. Step 3: Cross multiply
    36,669x = 50,587.56 × 28,156.44
  4. Step 4: Simplify right side
    36,669x = 1,424,365,597.89
  5. Step 5: Solve for x
    x = 1,424,365,597.89/36,669
  6. Step 6: Final answer
    x = 38,843.86

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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.