Home / 19,043.20-28,556.90-7,194.93

Finding the Fourth Proportional to 19,043.20, 28,556.90 and 7,194.93

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Solution

The fourth proportional to 19,043.20, 28,556.90 and 7,194.93 is: 10,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.20 : 28,556.90 = 7,194.93 : x
  2. Step 2: Convert to fraction form
    19,043.20/28,556.90 = 7,194.93/x
  3. Step 3: Cross multiply
    19,043.20x = 28,556.90 × 7,194.93
  4. Step 4: Simplify right side
    19,043.20x = 205,464,820.91
  5. Step 5: Solve for x
    x = 205,464,820.91/19,043.20
  6. Step 6: Final answer
    x = 10,789.41

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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.