Home / 13,239.42-19,835.44-8,843.56

Finding the Fourth Proportional to 13,239.42, 19,835.44 and 8,843.56

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Solution

The fourth proportional to 13,239.42, 19,835.44 and 8,843.56 is: 13,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.42 : 19,835.44 = 8,843.56 : x
  2. Step 2: Convert to fraction form
    13,239.42/19,835.44 = 8,843.56/x
  3. Step 3: Cross multiply
    13,239.42x = 19,835.44 × 8,843.56
  4. Step 4: Simplify right side
    13,239.42x = 175,415,903.77
  5. Step 5: Solve for x
    x = 175,415,903.77/13,239.42
  6. Step 6: Final answer
    x = 13,249.52

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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.