Home / 30,171.36-41,636.34-16,743.54

Finding the Fourth Proportional to 30,171.36, 41,636.34 and 16,743.54

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Solution

The fourth proportional to 30,171.36, 41,636.34 and 16,743.54 is: 23,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.36 : 41,636.34 = 16,743.54 : x
  2. Step 2: Convert to fraction form
    30,171.36/41,636.34 = 16,743.54/x
  3. Step 3: Cross multiply
    30,171.36x = 41,636.34 × 16,743.54
  4. Step 4: Simplify right side
    30,171.36x = 697,139,724.24
  5. Step 5: Solve for x
    x = 697,139,724.24/30,171.36
  6. Step 6: Final answer
    x = 23,106.01

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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.