Home / 28,817.05-43,202.59-19,339.44

Finding the Fourth Proportional to 28,817.05, 43,202.59 and 19,339.44

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Solution

The fourth proportional to 28,817.05, 43,202.59 and 19,339.44 is: 28,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.05 : 43,202.59 = 19,339.44 : x
  2. Step 2: Convert to fraction form
    28,817.05/43,202.59 = 19,339.44/x
  3. Step 3: Cross multiply
    28,817.05x = 43,202.59 × 19,339.44
  4. Step 4: Simplify right side
    28,817.05x = 835,513,848.80
  5. Step 5: Solve for x
    x = 835,513,848.80/28,817.05
  6. Step 6: Final answer
    x = 28,993.74

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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.