Home / 36,728.76-50,689.68-21,625.11

Finding the Fourth Proportional to 36,728.76, 50,689.68 and 21,625.11

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Solution

The fourth proportional to 36,728.76, 50,689.68 and 21,625.11 is: 29,845.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.76 : 50,689.68 = 21,625.11 : x
  2. Step 2: Convert to fraction form
    36,728.76/50,689.68 = 21,625.11/x
  3. Step 3: Cross multiply
    36,728.76x = 50,689.68 × 21,625.11
  4. Step 4: Simplify right side
    36,728.76x = 1,096,169,905.86
  5. Step 5: Solve for x
    x = 1,096,169,905.86/36,728.76
  6. Step 6: Final answer
    x = 29,845.00

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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.