Home / 35,230.69-48,616.81-21,091.33

Finding the Fourth Proportional to 35,230.69, 48,616.81 and 21,091.33

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Solution

The fourth proportional to 35,230.69, 48,616.81 and 21,091.33 is: 29,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.69 : 48,616.81 = 21,091.33 : x
  2. Step 2: Convert to fraction form
    35,230.69/48,616.81 = 21,091.33/x
  3. Step 3: Cross multiply
    35,230.69x = 48,616.81 × 21,091.33
  4. Step 4: Simplify right side
    35,230.69x = 1,025,393,183.26
  5. Step 5: Solve for x
    x = 1,025,393,183.26/35,230.69
  6. Step 6: Final answer
    x = 29,105.11

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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.