Home / 36,222.87-49,989.96-20,308.35

Finding the Fourth Proportional to 36,222.87, 49,989.96 and 20,308.35

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Solution

The fourth proportional to 36,222.87, 49,989.96 and 20,308.35 is: 28,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,222.87 : 49,989.96 = 20,308.35 : x
  2. Step 2: Convert to fraction form
    36,222.87/49,989.96 = 20,308.35/x
  3. Step 3: Cross multiply
    36,222.87x = 49,989.96 × 20,308.35
  4. Step 4: Simplify right side
    36,222.87x = 1,015,213,604.17
  5. Step 5: Solve for x
    x = 1,015,213,604.17/36,222.87
  6. Step 6: Final answer
    x = 28,026.87

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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.