Home / 35,653.62-49,193.67-21,318.12

Finding the Fourth Proportional to 35,653.62, 49,193.67 and 21,318.12

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Solution

The fourth proportional to 35,653.62, 49,193.67 and 21,318.12 is: 29,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.62 : 49,193.67 = 21,318.12 : x
  2. Step 2: Convert to fraction form
    35,653.62/49,193.67 = 21,318.12/x
  3. Step 3: Cross multiply
    35,653.62x = 49,193.67 × 21,318.12
  4. Step 4: Simplify right side
    35,653.62x = 1,048,716,560.30
  5. Step 5: Solve for x
    x = 1,048,716,560.30/35,653.62
  6. Step 6: Final answer
    x = 29,414.03

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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.