Home / 19,193.04-28,789.79-5,866.31

Finding the Fourth Proportional to 19,193.04, 28,789.79 and 5,866.31

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Solution

The fourth proportional to 19,193.04, 28,789.79 and 5,866.31 is: 8,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.04 : 28,789.79 = 5,866.31 : x
  2. Step 2: Convert to fraction form
    19,193.04/28,789.79 = 5,866.31/x
  3. Step 3: Cross multiply
    19,193.04x = 28,789.79 × 5,866.31
  4. Step 4: Simplify right side
    19,193.04x = 168,889,659.69
  5. Step 5: Solve for x
    x = 168,889,659.69/19,193.04
  6. Step 6: Final answer
    x = 8,799.53

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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.