Home / 36,821.17-50,811.41-20,903.53

Finding the Fourth Proportional to 36,821.17, 50,811.41 and 20,903.53

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Solution

The fourth proportional to 36,821.17, 50,811.41 and 20,903.53 is: 28,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.17 : 50,811.41 = 20,903.53 : x
  2. Step 2: Convert to fraction form
    36,821.17/50,811.41 = 20,903.53/x
  3. Step 3: Cross multiply
    36,821.17x = 50,811.41 × 20,903.53
  4. Step 4: Simplify right side
    36,821.17x = 1,062,137,728.76
  5. Step 5: Solve for x
    x = 1,062,137,728.76/36,821.17
  6. Step 6: Final answer
    x = 28,845.84

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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.