Home / 30,170.36-41,634.34-16,741.56

Finding the Fourth Proportional to 30,170.36, 41,634.34 and 16,741.56

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Solution

The fourth proportional to 30,170.36, 41,634.34 and 16,741.56 is: 23,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170.36 : 41,634.34 = 16,741.56 : x
  2. Step 2: Convert to fraction form
    30,170.36/41,634.34 = 16,741.56/x
  3. Step 3: Cross multiply
    30,170.36x = 41,634.34 × 16,741.56
  4. Step 4: Simplify right side
    30,170.36x = 697,023,801.17
  5. Step 5: Solve for x
    x = 697,023,801.17/30,170.36
  6. Step 6: Final answer
    x = 23,102.93

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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.