Home / 36,400.83-50,232.60-20,485.23

Finding the Fourth Proportional to 36,400.83, 50,232.60 and 20,485.23

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Solution

The fourth proportional to 36,400.83, 50,232.60 and 20,485.23 is: 28,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,400.83 : 50,232.60 = 20,485.23 : x
  2. Step 2: Convert to fraction form
    36,400.83/50,232.60 = 20,485.23/x
  3. Step 3: Cross multiply
    36,400.83x = 50,232.60 × 20,485.23
  4. Step 4: Simplify right side
    36,400.83x = 1,029,026,364.50
  5. Step 5: Solve for x
    x = 1,029,026,364.50/36,400.83
  6. Step 6: Final answer
    x = 28,269.31

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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.