Home / 36,731.69-50,701.20-21,623.18

Finding the Fourth Proportional to 36,731.69, 50,701.20 and 21,623.18

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Solution

The fourth proportional to 36,731.69, 50,701.20 and 21,623.18 is: 29,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,731.69 : 50,701.20 = 21,623.18 : x
  2. Step 2: Convert to fraction form
    36,731.69/50,701.20 = 21,623.18/x
  3. Step 3: Cross multiply
    36,731.69x = 50,701.20 × 21,623.18
  4. Step 4: Simplify right side
    36,731.69x = 1,096,321,173.82
  5. Step 5: Solve for x
    x = 1,096,321,173.82/36,731.69
  6. Step 6: Final answer
    x = 29,846.74

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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.