Home / 30,314.45-41,833.87-16,885.56

Finding the Fourth Proportional to 30,314.45, 41,833.87 and 16,885.56

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Solution

The fourth proportional to 30,314.45, 41,833.87 and 16,885.56 is: 23,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.45 : 41,833.87 = 16,885.56 : x
  2. Step 2: Convert to fraction form
    30,314.45/41,833.87 = 16,885.56/x
  3. Step 3: Cross multiply
    30,314.45x = 41,833.87 × 16,885.56
  4. Step 4: Simplify right side
    30,314.45x = 706,388,436.58
  5. Step 5: Solve for x
    x = 706,388,436.58/30,314.45
  6. Step 6: Final answer
    x = 23,302.04

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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.