Home / 36,503.32-50,385.36-21,399.25

Finding the Fourth Proportional to 36,503.32, 50,385.36 and 21,399.25

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Solution

The fourth proportional to 36,503.32, 50,385.36 and 21,399.25 is: 29,537.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.32 : 50,385.36 = 21,399.25 : x
  2. Step 2: Convert to fraction form
    36,503.32/50,385.36 = 21,399.25/x
  3. Step 3: Cross multiply
    36,503.32x = 50,385.36 × 21,399.25
  4. Step 4: Simplify right side
    36,503.32x = 1,078,208,987.45
  5. Step 5: Solve for x
    x = 1,078,208,987.45/36,503.32
  6. Step 6: Final answer
    x = 29,537.28

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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.