Home / 36,016.28-49,700.45-20,101.76

Finding the Fourth Proportional to 36,016.28, 49,700.45 and 20,101.76

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Solution

The fourth proportional to 36,016.28, 49,700.45 and 20,101.76 is: 27,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.28 : 49,700.45 = 20,101.76 : x
  2. Step 2: Convert to fraction form
    36,016.28/49,700.45 = 20,101.76/x
  3. Step 3: Cross multiply
    36,016.28x = 49,700.45 × 20,101.76
  4. Step 4: Simplify right side
    36,016.28x = 999,066,517.79
  5. Step 5: Solve for x
    x = 999,066,517.79/36,016.28
  6. Step 6: Final answer
    x = 27,739.30

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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.