Home / 33,418.76-46,117.88-19,990.58

Finding the Fourth Proportional to 33,418.76, 46,117.88 and 19,990.58

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Solution

The fourth proportional to 33,418.76, 46,117.88 and 19,990.58 is: 27,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.76 : 46,117.88 = 19,990.58 : x
  2. Step 2: Convert to fraction form
    33,418.76/46,117.88 = 19,990.58/x
  3. Step 3: Cross multiply
    33,418.76x = 46,117.88 × 19,990.58
  4. Step 4: Simplify right side
    33,418.76x = 921,923,169.57
  5. Step 5: Solve for x
    x = 921,923,169.57/33,418.76
  6. Step 6: Final answer
    x = 27,587.00

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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.