Home / 26,877.20-40,327.80-9,359.60

Finding the Fourth Proportional to 26,877.20, 40,327.80 and 9,359.60

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Solution

The fourth proportional to 26,877.20, 40,327.80 and 9,359.60 is: 14,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877.20 : 40,327.80 = 9,359.60 : x
  2. Step 2: Convert to fraction form
    26,877.20/40,327.80 = 9,359.60/x
  3. Step 3: Cross multiply
    26,877.20x = 40,327.80 × 9,359.60
  4. Step 4: Simplify right side
    26,877.20x = 377,452,076.88
  5. Step 5: Solve for x
    x = 377,452,076.88/26,877.20
  6. Step 6: Final answer
    x = 14,043.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.