Home / 36,916.36-50,945.80-20,149.36

Finding the Fourth Proportional to 36,916.36, 50,945.80 and 20,149.36

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Solution

The fourth proportional to 36,916.36, 50,945.80 and 20,149.36 is: 27,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,916.36 : 50,945.80 = 20,149.36 : x
  2. Step 2: Convert to fraction form
    36,916.36/50,945.80 = 20,149.36/x
  3. Step 3: Cross multiply
    36,916.36x = 50,945.80 × 20,149.36
  4. Step 4: Simplify right side
    36,916.36x = 1,026,525,264.69
  5. Step 5: Solve for x
    x = 1,026,525,264.69/36,916.36
  6. Step 6: Final answer
    x = 27,806.78

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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.