Home / 36,089.32-49,803.12-20,173.76

Finding the Fourth Proportional to 36,089.32, 49,803.12 and 20,173.76

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Solution

The fourth proportional to 36,089.32, 49,803.12 and 20,173.76 is: 27,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.32 : 49,803.12 = 20,173.76 : x
  2. Step 2: Convert to fraction form
    36,089.32/49,803.12 = 20,173.76/x
  3. Step 3: Cross multiply
    36,089.32x = 49,803.12 × 20,173.76
  4. Step 4: Simplify right side
    36,089.32x = 1,004,716,190.13
  5. Step 5: Solve for x
    x = 1,004,716,190.13/36,089.32
  6. Step 6: Final answer
    x = 27,839.71

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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.