Home / 36,635.96-50,557.36-20,503.28

Finding the Fourth Proportional to 36,635.96, 50,557.36 and 20,503.28

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Solution

The fourth proportional to 36,635.96, 50,557.36 and 20,503.28 is: 28,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.96 : 50,557.36 = 20,503.28 : x
  2. Step 2: Convert to fraction form
    36,635.96/50,557.36 = 20,503.28/x
  3. Step 3: Cross multiply
    36,635.96x = 50,557.36 × 20,503.28
  4. Step 4: Simplify right side
    36,635.96x = 1,036,591,708.14
  5. Step 5: Solve for x
    x = 1,036,591,708.14/36,635.96
  6. Step 6: Final answer
    x = 28,294.38

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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.