Home / 36,668.88-50,605.56-20,753.28

Finding the Fourth Proportional to 36,668.88, 50,605.56 and 20,753.28

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Solution

The fourth proportional to 36,668.88, 50,605.56 and 20,753.28 is: 28,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668.88 : 50,605.56 = 20,753.28 : x
  2. Step 2: Convert to fraction form
    36,668.88/50,605.56 = 20,753.28/x
  3. Step 3: Cross multiply
    36,668.88x = 50,605.56 × 20,753.28
  4. Step 4: Simplify right side
    36,668.88x = 1,050,231,356.24
  5. Step 5: Solve for x
    x = 1,050,231,356.24/36,668.88
  6. Step 6: Final answer
    x = 28,640.94

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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.