Home / 36,287.22-50,072.94-20,368.56

Finding the Fourth Proportional to 36,287.22, 50,072.94 and 20,368.56

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Solution

The fourth proportional to 36,287.22, 50,072.94 and 20,368.56 is: 28,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,287.22 : 50,072.94 = 20,368.56 : x
  2. Step 2: Convert to fraction form
    36,287.22/50,072.94 = 20,368.56/x
  3. Step 3: Cross multiply
    36,287.22x = 50,072.94 × 20,368.56
  4. Step 4: Simplify right side
    36,287.22x = 1,019,913,682.77
  5. Step 5: Solve for x
    x = 1,019,913,682.77/36,287.22
  6. Step 6: Final answer
    x = 28,106.69

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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.