Home / 30,112.71-41,556.87-16,683.96

Finding the Fourth Proportional to 30,112.71, 41,556.87 and 16,683.96

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Solution

The fourth proportional to 30,112.71, 41,556.87 and 16,683.96 is: 23,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112.71 : 41,556.87 = 16,683.96 : x
  2. Step 2: Convert to fraction form
    30,112.71/41,556.87 = 16,683.96/x
  3. Step 3: Cross multiply
    30,112.71x = 41,556.87 × 16,683.96
  4. Step 4: Simplify right side
    30,112.71x = 693,333,301.13
  5. Step 5: Solve for x
    x = 693,333,301.13/30,112.71
  6. Step 6: Final answer
    x = 23,024.61

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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.