Home / 36,772.64-50,744.76-20,856.74

Finding the Fourth Proportional to 36,772.64, 50,744.76 and 20,856.74

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Solution

The fourth proportional to 36,772.64, 50,744.76 and 20,856.74 is: 28,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,772.64 : 50,744.76 = 20,856.74 : x
  2. Step 2: Convert to fraction form
    36,772.64/50,744.76 = 20,856.74/x
  3. Step 3: Cross multiply
    36,772.64x = 50,744.76 × 20,856.74
  4. Step 4: Simplify right side
    36,772.64x = 1,058,370,265.68
  5. Step 5: Solve for x
    x = 1,058,370,265.68/36,772.64
  6. Step 6: Final answer
    x = 28,781.46

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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.