Home / 33,443.10-46,166.34-21,359.43

Finding the Fourth Proportional to 33,443.10, 46,166.34 and 21,359.43

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Solution

The fourth proportional to 33,443.10, 46,166.34 and 21,359.43 is: 29,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,443.10 : 46,166.34 = 21,359.43 : x
  2. Step 2: Convert to fraction form
    33,443.10/46,166.34 = 21,359.43/x
  3. Step 3: Cross multiply
    33,443.10x = 46,166.34 × 21,359.43
  4. Step 4: Simplify right side
    33,443.10x = 986,086,707.59
  5. Step 5: Solve for x
    x = 986,086,707.59/33,443.10
  6. Step 6: Final answer
    x = 29,485.51

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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.