Home / 14,546.66-20,074.35-8,173.44

Finding the Fourth Proportional to 14,546.66, 20,074.35 and 8,173.44

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Solution

The fourth proportional to 14,546.66, 20,074.35 and 8,173.44 is: 11,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.66 : 20,074.35 = 8,173.44 : x
  2. Step 2: Convert to fraction form
    14,546.66/20,074.35 = 8,173.44/x
  3. Step 3: Cross multiply
    14,546.66x = 20,074.35 × 8,173.44
  4. Step 4: Simplify right side
    14,546.66x = 164,076,495.26
  5. Step 5: Solve for x
    x = 164,076,495.26/14,546.66
  6. Step 6: Final answer
    x = 11,279.32

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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.