Home / 33,351.30-46,030.98-21,429.54

Finding the Fourth Proportional to 33,351.30, 46,030.98 and 21,429.54

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Solution

The fourth proportional to 33,351.30, 46,030.98 and 21,429.54 is: 29,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,351.30 : 46,030.98 = 21,429.54 : x
  2. Step 2: Convert to fraction form
    33,351.30/46,030.98 = 21,429.54/x
  3. Step 3: Cross multiply
    33,351.30x = 46,030.98 × 21,429.54
  4. Step 4: Simplify right side
    33,351.30x = 986,422,727.15
  5. Step 5: Solve for x
    x = 986,422,727.15/33,351.30
  6. Step 6: Final answer
    x = 29,576.74

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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.