Home / 14,546.60-20,076.59-8,578.92

Finding the Fourth Proportional to 14,546.60, 20,076.59 and 8,578.92

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Solution

The fourth proportional to 14,546.60, 20,076.59 and 8,578.92 is: 11,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.60 : 20,076.59 = 8,578.92 : x
  2. Step 2: Convert to fraction form
    14,546.60/20,076.59 = 8,578.92/x
  3. Step 3: Cross multiply
    14,546.60x = 20,076.59 × 8,578.92
  4. Step 4: Simplify right side
    14,546.60x = 172,235,416.59
  5. Step 5: Solve for x
    x = 172,235,416.59/14,546.60
  6. Step 6: Final answer
    x = 11,840.26

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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.