Home / 15,379.82-23,069.77-8,801.39

Finding the Fourth Proportional to 15,379.82, 23,069.77 and 8,801.39

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Solution

The fourth proportional to 15,379.82, 23,069.77 and 8,801.39 is: 13,202.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379.82 : 23,069.77 = 8,801.39 : x
  2. Step 2: Convert to fraction form
    15,379.82/23,069.77 = 8,801.39/x
  3. Step 3: Cross multiply
    15,379.82x = 23,069.77 × 8,801.39
  4. Step 4: Simplify right side
    15,379.82x = 203,046,164.87
  5. Step 5: Solve for x
    x = 203,046,164.87/15,379.82
  6. Step 6: Final answer
    x = 13,202.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.