Home / 14,601.60-21,837.60-12,268.80

Finding the Fourth Proportional to 14,601.60, 21,837.60 and 12,268.80

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Solution

The fourth proportional to 14,601.60, 21,837.60 and 12,268.80 is: 18,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.60 : 21,837.60 = 12,268.80 : x
  2. Step 2: Convert to fraction form
    14,601.60/21,837.60 = 12,268.80/x
  3. Step 3: Cross multiply
    14,601.60x = 21,837.60 × 12,268.80
  4. Step 4: Simplify right side
    14,601.60x = 267,921,146.88
  5. Step 5: Solve for x
    x = 267,921,146.88/14,601.60
  6. Step 6: Final answer
    x = 18,348.75

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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.