Home / 36,004.20-49,685.76-20,089.56

Finding the Fourth Proportional to 36,004.20, 49,685.76 and 20,089.56

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Solution

The fourth proportional to 36,004.20, 49,685.76 and 20,089.56 is: 27,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004.20 : 49,685.76 = 20,089.56 : x
  2. Step 2: Convert to fraction form
    36,004.20/49,685.76 = 20,089.56/x
  3. Step 3: Cross multiply
    36,004.20x = 49,685.76 × 20,089.56
  4. Step 4: Simplify right side
    36,004.20x = 998,165,056.67
  5. Step 5: Solve for x
    x = 998,165,056.67/36,004.20
  6. Step 6: Final answer
    x = 27,723.57

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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.