Home / 36,633.64-50,557.54-20,720.92

Finding the Fourth Proportional to 36,633.64, 50,557.54 and 20,720.92

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Solution

The fourth proportional to 36,633.64, 50,557.54 and 20,720.92 is: 28,596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,633.64 : 50,557.54 = 20,720.92 : x
  2. Step 2: Convert to fraction form
    36,633.64/50,557.54 = 20,720.92/x
  3. Step 3: Cross multiply
    36,633.64x = 50,557.54 × 20,720.92
  4. Step 4: Simplify right side
    36,633.64x = 1,047,598,741.74
  5. Step 5: Solve for x
    x = 1,047,598,741.74/36,633.64
  6. Step 6: Final answer
    x = 28,596.63

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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.