Home / 33,990.75-46,910.12-19,089.63

Finding the Fourth Proportional to 33,990.75, 46,910.12 and 19,089.63

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Solution

The fourth proportional to 33,990.75, 46,910.12 and 19,089.63 is: 26,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.75 : 46,910.12 = 19,089.63 : x
  2. Step 2: Convert to fraction form
    33,990.75/46,910.12 = 19,089.63/x
  3. Step 3: Cross multiply
    33,990.75x = 46,910.12 × 19,089.63
  4. Step 4: Simplify right side
    33,990.75x = 895,496,738.61
  5. Step 5: Solve for x
    x = 895,496,738.61/33,990.75
  6. Step 6: Final answer
    x = 26,345.31

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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.