Home / 30,112.36-41,554.38-16,683.64

Finding the Fourth Proportional to 30,112.36, 41,554.38 and 16,683.64

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Solution

The fourth proportional to 30,112.36, 41,554.38 and 16,683.64 is: 23,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112.36 : 41,554.38 = 16,683.64 : x
  2. Step 2: Convert to fraction form
    30,112.36/41,554.38 = 16,683.64/x
  3. Step 3: Cross multiply
    30,112.36x = 41,554.38 × 16,683.64
  4. Step 4: Simplify right side
    30,112.36x = 693,278,316.34
  5. Step 5: Solve for x
    x = 693,278,316.34/30,112.36
  6. Step 6: Final answer
    x = 23,023.05

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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.