Home / 26,809.60-36,991.64-16,197.20

Finding the Fourth Proportional to 26,809.60, 36,991.64 and 16,197.20

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Solution

The fourth proportional to 26,809.60, 36,991.64 and 16,197.20 is: 22,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.60 : 36,991.64 = 16,197.20 : x
  2. Step 2: Convert to fraction form
    26,809.60/36,991.64 = 16,197.20/x
  3. Step 3: Cross multiply
    26,809.60x = 36,991.64 × 16,197.20
  4. Step 4: Simplify right side
    26,809.60x = 599,160,991.41
  5. Step 5: Solve for x
    x = 599,160,991.41/26,809.60
  6. Step 6: Final answer
    x = 22,348.75

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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.