Home / 19,708.44-29,536.74-8,015.28

Finding the Fourth Proportional to 19,708.44, 29,536.74 and 8,015.28

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Solution

The fourth proportional to 19,708.44, 29,536.74 and 8,015.28 is: 12,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.44 : 29,536.74 = 8,015.28 : x
  2. Step 2: Convert to fraction form
    19,708.44/29,536.74 = 8,015.28/x
  3. Step 3: Cross multiply
    19,708.44x = 29,536.74 × 8,015.28
  4. Step 4: Simplify right side
    19,708.44x = 236,745,241.39
  5. Step 5: Solve for x
    x = 236,745,241.39/19,708.44
  6. Step 6: Final answer
    x = 12,012.38

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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.