Home / 36,904.83-50,923.53-20,987.52

Finding the Fourth Proportional to 36,904.83, 50,923.53 and 20,987.52

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Solution

The fourth proportional to 36,904.83, 50,923.53 and 20,987.52 is: 28,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.83 : 50,923.53 = 20,987.52 : x
  2. Step 2: Convert to fraction form
    36,904.83/50,923.53 = 20,987.52/x
  3. Step 3: Cross multiply
    36,904.83x = 50,923.53 × 20,987.52
  4. Step 4: Simplify right side
    36,904.83x = 1,068,758,604.35
  5. Step 5: Solve for x
    x = 1,068,758,604.35/36,904.83
  6. Step 6: Final answer
    x = 28,959.86

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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.