Home / 36,289.94-50,077.38-20,371.34

Finding the Fourth Proportional to 36,289.94, 50,077.38 and 20,371.34

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Solution

The fourth proportional to 36,289.94, 50,077.38 and 20,371.34 is: 28,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289.94 : 50,077.38 = 20,371.34 : x
  2. Step 2: Convert to fraction form
    36,289.94/50,077.38 = 20,371.34/x
  3. Step 3: Cross multiply
    36,289.94x = 50,077.38 × 20,371.34
  4. Step 4: Simplify right side
    36,289.94x = 1,020,143,334.29
  5. Step 5: Solve for x
    x = 1,020,143,334.29/36,289.94
  6. Step 6: Final answer
    x = 28,110.91

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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.