Home / 36,534.12-50,418.39-21,219.54

Finding the Fourth Proportional to 36,534.12, 50,418.39 and 21,219.54

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Solution

The fourth proportional to 36,534.12, 50,418.39 and 21,219.54 is: 29,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.12 : 50,418.39 = 21,219.54 : x
  2. Step 2: Convert to fraction form
    36,534.12/50,418.39 = 21,219.54/x
  3. Step 3: Cross multiply
    36,534.12x = 50,418.39 × 21,219.54
  4. Step 4: Simplify right side
    36,534.12x = 1,069,855,043.34
  5. Step 5: Solve for x
    x = 1,069,855,043.34/36,534.12
  6. Step 6: Final answer
    x = 29,283.72

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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.