Home / 33,064.70-45,628.38-18,916.63

Finding the Fourth Proportional to 33,064.70, 45,628.38 and 18,916.63

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Solution

The fourth proportional to 33,064.70, 45,628.38 and 18,916.63 is: 26,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,064.70 : 45,628.38 = 18,916.63 : x
  2. Step 2: Convert to fraction form
    33,064.70/45,628.38 = 18,916.63/x
  3. Step 3: Cross multiply
    33,064.70x = 45,628.38 × 18,916.63
  4. Step 4: Simplify right side
    33,064.70x = 863,135,067.89
  5. Step 5: Solve for x
    x = 863,135,067.89/33,064.70
  6. Step 6: Final answer
    x = 26,104.43

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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.