Home / 19,556.72-26,992.68-16,407.44

Finding the Fourth Proportional to 19,556.72, 26,992.68 and 16,407.44

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Solution

The fourth proportional to 19,556.72, 26,992.68 and 16,407.44 is: 22,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.72 : 26,992.68 = 16,407.44 : x
  2. Step 2: Convert to fraction form
    19,556.72/26,992.68 = 16,407.44/x
  3. Step 3: Cross multiply
    19,556.72x = 26,992.68 × 16,407.44
  4. Step 4: Simplify right side
    19,556.72x = 442,880,777.54
  5. Step 5: Solve for x
    x = 442,880,777.54/19,556.72
  6. Step 6: Final answer
    x = 22,645.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.