Home / 36,386.82-50,213.32-20,471.33

Finding the Fourth Proportional to 36,386.82, 50,213.32 and 20,471.33

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Solution

The fourth proportional to 36,386.82, 50,213.32 and 20,471.33 is: 28,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.82 : 50,213.32 = 20,471.33 : x
  2. Step 2: Convert to fraction form
    36,386.82/50,213.32 = 20,471.33/x
  3. Step 3: Cross multiply
    36,386.82x = 50,213.32 × 20,471.33
  4. Step 4: Simplify right side
    36,386.82x = 1,027,933,518.47
  5. Step 5: Solve for x
    x = 1,027,933,518.47/36,386.82
  6. Step 6: Final answer
    x = 28,250.16

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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.