Home / 30,329.25-41,853.80-16,900.22

Finding the Fourth Proportional to 30,329.25, 41,853.80 and 16,900.22

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Solution

The fourth proportional to 30,329.25, 41,853.80 and 16,900.22 is: 23,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329.25 : 41,853.80 = 16,900.22 : x
  2. Step 2: Convert to fraction form
    30,329.25/41,853.80 = 16,900.22/x
  3. Step 3: Cross multiply
    30,329.25x = 41,853.80 × 16,900.22
  4. Step 4: Simplify right side
    30,329.25x = 707,338,134.07
  5. Step 5: Solve for x
    x = 707,338,134.07/30,329.25
  6. Step 6: Final answer
    x = 23,321.98

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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.