Home / 36,703.26-50,651.70-20,787.36

Finding the Fourth Proportional to 36,703.26, 50,651.70 and 20,787.36

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Solution

The fourth proportional to 36,703.26, 50,651.70 and 20,787.36 is: 28,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703.26 : 50,651.70 = 20,787.36 : x
  2. Step 2: Convert to fraction form
    36,703.26/50,651.70 = 20,787.36/x
  3. Step 3: Cross multiply
    36,703.26x = 50,651.70 × 20,787.36
  4. Step 4: Simplify right side
    36,703.26x = 1,052,915,122.51
  5. Step 5: Solve for x
    x = 1,052,915,122.51/36,703.26
  6. Step 6: Final answer
    x = 28,687.24

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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.