Home / 30,114.33-41,556.03-16,684.78

Finding the Fourth Proportional to 30,114.33, 41,556.03 and 16,684.78

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Solution

The fourth proportional to 30,114.33, 41,556.03 and 16,684.78 is: 23,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.33 : 41,556.03 = 16,684.78 : x
  2. Step 2: Convert to fraction form
    30,114.33/41,556.03 = 16,684.78/x
  3. Step 3: Cross multiply
    30,114.33x = 41,556.03 × 16,684.78
  4. Step 4: Simplify right side
    30,114.33x = 693,353,218.22
  5. Step 5: Solve for x
    x = 693,353,218.22/30,114.33
  6. Step 6: Final answer
    x = 23,024.03

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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.