Home / 38,893.73-58,343.66-19,161.51

Finding the Fourth Proportional to 38,893.73, 58,343.66 and 19,161.51

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Solution

The fourth proportional to 38,893.73, 58,343.66 and 19,161.51 is: 28,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,893.73 : 58,343.66 = 19,161.51 : x
  2. Step 2: Convert to fraction form
    38,893.73/58,343.66 = 19,161.51/x
  3. Step 3: Cross multiply
    38,893.73x = 58,343.66 × 19,161.51
  4. Step 4: Simplify right side
    38,893.73x = 1,117,952,528.72
  5. Step 5: Solve for x
    x = 1,117,952,528.72/38,893.73
  6. Step 6: Final answer
    x = 28,743.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.