Home / 29,984.11-41,378.72-16,556.21

Finding the Fourth Proportional to 29,984.11, 41,378.72 and 16,556.21

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Solution

The fourth proportional to 29,984.11, 41,378.72 and 16,556.21 is: 22,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,984.11 : 41,378.72 = 16,556.21 : x
  2. Step 2: Convert to fraction form
    29,984.11/41,378.72 = 16,556.21/x
  3. Step 3: Cross multiply
    29,984.11x = 41,378.72 × 16,556.21
  4. Step 4: Simplify right side
    29,984.11x = 685,074,876.10
  5. Step 5: Solve for x
    x = 685,074,876.10/29,984.11
  6. Step 6: Final answer
    x = 22,847.93

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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.