Home / 30,191.44-41,665.49-16,762.69

Finding the Fourth Proportional to 30,191.44, 41,665.49 and 16,762.69

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Solution

The fourth proportional to 30,191.44, 41,665.49 and 16,762.69 is: 23,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.44 : 41,665.49 = 16,762.69 : x
  2. Step 2: Convert to fraction form
    30,191.44/41,665.49 = 16,762.69/x
  3. Step 3: Cross multiply
    30,191.44x = 41,665.49 × 16,762.69
  4. Step 4: Simplify right side
    30,191.44x = 698,425,738.96
  5. Step 5: Solve for x
    x = 698,425,738.96/30,191.44
  6. Step 6: Final answer
    x = 23,133.24

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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.