Home / 30,329.67-41,853.60-16,902.39

Finding the Fourth Proportional to 30,329.67, 41,853.60 and 16,902.39

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Solution

The fourth proportional to 30,329.67, 41,853.60 and 16,902.39 is: 23,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329.67 : 41,853.60 = 16,902.39 : x
  2. Step 2: Convert to fraction form
    30,329.67/41,853.60 = 16,902.39/x
  3. Step 3: Cross multiply
    30,329.67x = 41,853.60 × 16,902.39
  4. Step 4: Simplify right side
    30,329.67x = 707,425,870.10
  5. Step 5: Solve for x
    x = 707,425,870.10/30,329.67
  6. Step 6: Final answer
    x = 23,324.55

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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.