Home / 30,306.36-41,821.83-16,877.33

Finding the Fourth Proportional to 30,306.36, 41,821.83 and 16,877.33

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Solution

The fourth proportional to 30,306.36, 41,821.83 and 16,877.33 is: 23,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.36 : 41,821.83 = 16,877.33 : x
  2. Step 2: Convert to fraction form
    30,306.36/41,821.83 = 16,877.33/x
  3. Step 3: Cross multiply
    30,306.36x = 41,821.83 × 16,877.33
  4. Step 4: Simplify right side
    30,306.36x = 705,840,617.00
  5. Step 5: Solve for x
    x = 705,840,617.00/30,306.36
  6. Step 6: Final answer
    x = 23,290.18

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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.