Home / 36,911.72-50,938.02-20,144.68

Finding the Fourth Proportional to 36,911.72, 50,938.02 and 20,144.68

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Solution

The fourth proportional to 36,911.72, 50,938.02 and 20,144.68 is: 27,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.72 : 50,938.02 = 20,144.68 : x
  2. Step 2: Convert to fraction form
    36,911.72/50,938.02 = 20,144.68/x
  3. Step 3: Cross multiply
    36,911.72x = 50,938.02 × 20,144.68
  4. Step 4: Simplify right side
    36,911.72x = 1,026,130,112.73
  5. Step 5: Solve for x
    x = 1,026,130,112.73/36,911.72
  6. Step 6: Final answer
    x = 27,799.57

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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.