Home / 33,580.98-46,343.31-19,431.08

Finding the Fourth Proportional to 33,580.98, 46,343.31 and 19,431.08

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Solution

The fourth proportional to 33,580.98, 46,343.31 and 19,431.08 is: 26,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,580.98 : 46,343.31 = 19,431.08 : x
  2. Step 2: Convert to fraction form
    33,580.98/46,343.31 = 19,431.08/x
  3. Step 3: Cross multiply
    33,580.98x = 46,343.31 × 19,431.08
  4. Step 4: Simplify right side
    33,580.98x = 900,500,564.07
  5. Step 5: Solve for x
    x = 900,500,564.07/33,580.98
  6. Step 6: Final answer
    x = 26,815.79

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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.