Home / 23,928.98-33,021.99-13,318.39

Finding the Fourth Proportional to 23,928.98, 33,021.99 and 13,318.39

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Solution

The fourth proportional to 23,928.98, 33,021.99 and 13,318.39 is: 18,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.98 : 33,021.99 = 13,318.39 : x
  2. Step 2: Convert to fraction form
    23,928.98/33,021.99 = 13,318.39/x
  3. Step 3: Cross multiply
    23,928.98x = 33,021.99 × 13,318.39
  4. Step 4: Simplify right side
    23,928.98x = 439,799,609.58
  5. Step 5: Solve for x
    x = 439,799,609.58/23,928.98
  6. Step 6: Final answer
    x = 18,379.37

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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.