Home / 36,768.65-50,743.26-20,854.14

Finding the Fourth Proportional to 36,768.65, 50,743.26 and 20,854.14

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Solution

The fourth proportional to 36,768.65, 50,743.26 and 20,854.14 is: 28,780.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,768.65 : 50,743.26 = 20,854.14 : x
  2. Step 2: Convert to fraction form
    36,768.65/50,743.26 = 20,854.14/x
  3. Step 3: Cross multiply
    36,768.65x = 50,743.26 × 20,854.14
  4. Step 4: Simplify right side
    36,768.65x = 1,058,206,857.81
  5. Step 5: Solve for x
    x = 1,058,206,857.81/36,768.65
  6. Step 6: Final answer
    x = 28,780.14

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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.