Home / 36,059.33-49,762.67-20,143.80

Finding the Fourth Proportional to 36,059.33, 49,762.67 and 20,143.80

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Solution

The fourth proportional to 36,059.33, 49,762.67 and 20,143.80 is: 27,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,059.33 : 49,762.67 = 20,143.80 : x
  2. Step 2: Convert to fraction form
    36,059.33/49,762.67 = 20,143.80/x
  3. Step 3: Cross multiply
    36,059.33x = 49,762.67 × 20,143.80
  4. Step 4: Simplify right side
    36,059.33x = 1,002,409,171.23
  5. Step 5: Solve for x
    x = 1,002,409,171.23/36,059.33
  6. Step 6: Final answer
    x = 27,798.88

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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.