Home / 36,775.74-50,749.08-20,863.28

Finding the Fourth Proportional to 36,775.74, 50,749.08 and 20,863.28

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Solution

The fourth proportional to 36,775.74, 50,749.08 and 20,863.28 is: 28,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,775.74 : 50,749.08 = 20,863.28 : x
  2. Step 2: Convert to fraction form
    36,775.74/50,749.08 = 20,863.28/x
  3. Step 3: Cross multiply
    36,775.74x = 50,749.08 × 20,863.28
  4. Step 4: Simplify right side
    36,775.74x = 1,058,792,265.78
  5. Step 5: Solve for x
    x = 1,058,792,265.78/36,775.74
  6. Step 6: Final answer
    x = 28,790.51

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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.