Home / 36,903.33-50,921.46-20,986.02

Finding the Fourth Proportional to 36,903.33, 50,921.46 and 20,986.02

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Solution

The fourth proportional to 36,903.33, 50,921.46 and 20,986.02 is: 28,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,903.33 : 50,921.46 = 20,986.02 : x
  2. Step 2: Convert to fraction form
    36,903.33/50,921.46 = 20,986.02/x
  3. Step 3: Cross multiply
    36,903.33x = 50,921.46 × 20,986.02
  4. Step 4: Simplify right side
    36,903.33x = 1,068,638,777.99
  5. Step 5: Solve for x
    x = 1,068,638,777.99/36,903.33
  6. Step 6: Final answer
    x = 28,957.79

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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.