Home / 19,269.56-28,907.70-6,788.60

Finding the Fourth Proportional to 19,269.56, 28,907.70 and 6,788.60

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Solution

The fourth proportional to 19,269.56, 28,907.70 and 6,788.60 is: 10,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.56 : 28,907.70 = 6,788.60 : x
  2. Step 2: Convert to fraction form
    19,269.56/28,907.70 = 6,788.60/x
  3. Step 3: Cross multiply
    19,269.56x = 28,907.70 × 6,788.60
  4. Step 4: Simplify right side
    19,269.56x = 196,242,812.22
  5. Step 5: Solve for x
    x = 196,242,812.22/19,269.56
  6. Step 6: Final answer
    x = 10,184.08

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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.