Home / 36,366.66-50,185.64-20,451.21

Finding the Fourth Proportional to 36,366.66, 50,185.64 and 20,451.21

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Solution

The fourth proportional to 36,366.66, 50,185.64 and 20,451.21 is: 28,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,366.66 : 50,185.64 = 20,451.21 : x
  2. Step 2: Convert to fraction form
    36,366.66/50,185.64 = 20,451.21/x
  3. Step 3: Cross multiply
    36,366.66x = 50,185.64 × 20,451.21
  4. Step 4: Simplify right side
    36,366.66x = 1,026,356,960.37
  5. Step 5: Solve for x
    x = 1,026,356,960.37/36,366.66
  6. Step 6: Final answer
    x = 28,222.47

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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.