Home / 36,619.16-50,534.83-21,512.45

Finding the Fourth Proportional to 36,619.16, 50,534.83 and 21,512.45

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Solution

The fourth proportional to 36,619.16, 50,534.83 and 21,512.45 is: 29,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.16 : 50,534.83 = 21,512.45 : x
  2. Step 2: Convert to fraction form
    36,619.16/50,534.83 = 21,512.45/x
  3. Step 3: Cross multiply
    36,619.16x = 50,534.83 × 21,512.45
  4. Step 4: Simplify right side
    36,619.16x = 1,087,128,003.63
  5. Step 5: Solve for x
    x = 1,087,128,003.63/36,619.16
  6. Step 6: Final answer
    x = 29,687.41

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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.