Home / 36,512.10-50,374.89-20,376.81

Finding the Fourth Proportional to 36,512.10, 50,374.89 and 20,376.81

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Solution

The fourth proportional to 36,512.10, 50,374.89 and 20,376.81 is: 28,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.10 : 50,374.89 = 20,376.81 : x
  2. Step 2: Convert to fraction form
    36,512.10/50,374.89 = 20,376.81/x
  3. Step 3: Cross multiply
    36,512.10x = 50,374.89 × 20,376.81
  4. Step 4: Simplify right side
    36,512.10x = 1,026,479,562.30
  5. Step 5: Solve for x
    x = 1,026,479,562.30/36,512.10
  6. Step 6: Final answer
    x = 28,113.41

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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.