Home / 14,343.44-19,791.80-8,054.60

Finding the Fourth Proportional to 14,343.44, 19,791.80 and 8,054.60

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Solution

The fourth proportional to 14,343.44, 19,791.80 and 8,054.60 is: 11,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.44 : 19,791.80 = 8,054.60 : x
  2. Step 2: Convert to fraction form
    14,343.44/19,791.80 = 8,054.60/x
  3. Step 3: Cross multiply
    14,343.44x = 19,791.80 × 8,054.60
  4. Step 4: Simplify right side
    14,343.44x = 159,415,032.28
  5. Step 5: Solve for x
    x = 159,415,032.28/14,343.44
  6. Step 6: Final answer
    x = 11,114.14

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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.