Home / 35,399.25-48,850.97-21,252.20

Finding the Fourth Proportional to 35,399.25, 48,850.97 and 21,252.20

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Solution

The fourth proportional to 35,399.25, 48,850.97 and 21,252.20 is: 29,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.25 : 48,850.97 = 21,252.20 : x
  2. Step 2: Convert to fraction form
    35,399.25/48,850.97 = 21,252.20/x
  3. Step 3: Cross multiply
    35,399.25x = 48,850.97 × 21,252.20
  4. Step 4: Simplify right side
    35,399.25x = 1,038,190,234.12
  5. Step 5: Solve for x
    x = 1,038,190,234.12/35,399.25
  6. Step 6: Final answer
    x = 29,328.03

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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.