Home / 33,434.80-46,139.92-20,006.56

Finding the Fourth Proportional to 33,434.80, 46,139.92 and 20,006.56

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Solution

The fourth proportional to 33,434.80, 46,139.92 and 20,006.56 is: 27,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.80 : 46,139.92 = 20,006.56 : x
  2. Step 2: Convert to fraction form
    33,434.80/46,139.92 = 20,006.56/x
  3. Step 3: Cross multiply
    33,434.80x = 46,139.92 × 20,006.56
  4. Step 4: Simplify right side
    33,434.80x = 923,101,077.88
  5. Step 5: Solve for x
    x = 923,101,077.88/33,434.80
  6. Step 6: Final answer
    x = 27,608.99

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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.