Home / 33,431.58-46,145.43-19,294.38

Finding the Fourth Proportional to 33,431.58, 46,145.43 and 19,294.38

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Solution

The fourth proportional to 33,431.58, 46,145.43 and 19,294.38 is: 26,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.58 : 46,145.43 = 19,294.38 : x
  2. Step 2: Convert to fraction form
    33,431.58/46,145.43 = 19,294.38/x
  3. Step 3: Cross multiply
    33,431.58x = 46,145.43 × 19,294.38
  4. Step 4: Simplify right side
    33,431.58x = 890,347,461.68
  5. Step 5: Solve for x
    x = 890,347,461.68/33,431.58
  6. Step 6: Final answer
    x = 26,631.93

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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.