Home / 33,059.81-45,622.58-18,912.69

Finding the Fourth Proportional to 33,059.81, 45,622.58 and 18,912.69

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Solution

The fourth proportional to 33,059.81, 45,622.58 and 18,912.69 is: 26,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,059.81 : 45,622.58 = 18,912.69 : x
  2. Step 2: Convert to fraction form
    33,059.81/45,622.58 = 18,912.69/x
  3. Step 3: Cross multiply
    33,059.81x = 45,622.58 × 18,912.69
  4. Step 4: Simplify right side
    33,059.81x = 862,845,617.98
  5. Step 5: Solve for x
    x = 862,845,617.98/33,059.81
  6. Step 6: Final answer
    x = 26,099.53

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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.