Home / 19,093.86-28,637.60-5,945.21

Finding the Fourth Proportional to 19,093.86, 28,637.60 and 5,945.21

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Solution

The fourth proportional to 19,093.86, 28,637.60 and 5,945.21 is: 8,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.86 : 28,637.60 = 5,945.21 : x
  2. Step 2: Convert to fraction form
    19,093.86/28,637.60 = 5,945.21/x
  3. Step 3: Cross multiply
    19,093.86x = 28,637.60 × 5,945.21
  4. Step 4: Simplify right side
    19,093.86x = 170,256,372.98
  5. Step 5: Solve for x
    x = 170,256,372.98/19,093.86
  6. Step 6: Final answer
    x = 8,916.81

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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.