Home / 30,297.85-41,783.39-19,100.41

Finding the Fourth Proportional to 30,297.85, 41,783.39 and 19,100.41

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Solution

The fourth proportional to 30,297.85, 41,783.39 and 19,100.41 is: 26,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297.85 : 41,783.39 = 19,100.41 : x
  2. Step 2: Convert to fraction form
    30,297.85/41,783.39 = 19,100.41/x
  3. Step 3: Cross multiply
    30,297.85x = 41,783.39 × 19,100.41
  4. Step 4: Simplify right side
    30,297.85x = 798,079,784.69
  5. Step 5: Solve for x
    x = 798,079,784.69/30,297.85
  6. Step 6: Final answer
    x = 26,341.14

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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.