Home / 36,372.72-50,193.84-20,457.15

Finding the Fourth Proportional to 36,372.72, 50,193.84 and 20,457.15

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Solution

The fourth proportional to 36,372.72, 50,193.84 and 20,457.15 is: 28,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,372.72 : 50,193.84 = 20,457.15 : x
  2. Step 2: Convert to fraction form
    36,372.72/50,193.84 = 20,457.15/x
  3. Step 3: Cross multiply
    36,372.72x = 50,193.84 × 20,457.15
  4. Step 4: Simplify right side
    36,372.72x = 1,026,822,913.96
  5. Step 5: Solve for x
    x = 1,026,822,913.96/36,372.72
  6. Step 6: Final answer
    x = 28,230.58

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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.