Home / 33,519.82-46,219.45-21,404.38

Finding the Fourth Proportional to 33,519.82, 46,219.45 and 21,404.38

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Solution

The fourth proportional to 33,519.82, 46,219.45 and 21,404.38 is: 29,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.82 : 46,219.45 = 21,404.38 : x
  2. Step 2: Convert to fraction form
    33,519.82/46,219.45 = 21,404.38/x
  3. Step 3: Cross multiply
    33,519.82x = 46,219.45 × 21,404.38
  4. Step 4: Simplify right side
    33,519.82x = 989,298,475.67
  5. Step 5: Solve for x
    x = 989,298,475.67/33,519.82
  6. Step 6: Final answer
    x = 29,513.83

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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.