Home / 33,213.94-45,834.90-18,106.60

Finding the Fourth Proportional to 33,213.94, 45,834.90 and 18,106.60

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Solution

The fourth proportional to 33,213.94, 45,834.90 and 18,106.60 is: 24,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213.94 : 45,834.90 = 18,106.60 : x
  2. Step 2: Convert to fraction form
    33,213.94/45,834.90 = 18,106.60/x
  3. Step 3: Cross multiply
    33,213.94x = 45,834.90 × 18,106.60
  4. Step 4: Simplify right side
    33,213.94x = 829,914,200.34
  5. Step 5: Solve for x
    x = 829,914,200.34/33,213.94
  6. Step 6: Final answer
    x = 24,986.92

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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.