Home / 36,803.04-50,789.40-20,673.20

Finding the Fourth Proportional to 36,803.04, 50,789.40 and 20,673.20

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Solution

The fourth proportional to 36,803.04, 50,789.40 and 20,673.20 is: 28,529.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,803.04 : 50,789.40 = 20,673.20 : x
  2. Step 2: Convert to fraction form
    36,803.04/50,789.40 = 20,673.20/x
  3. Step 3: Cross multiply
    36,803.04x = 50,789.40 × 20,673.20
  4. Step 4: Simplify right side
    36,803.04x = 1,049,979,424.08
  5. Step 5: Solve for x
    x = 1,049,979,424.08/36,803.04
  6. Step 6: Final answer
    x = 28,529.69

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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.