Home / 18,252.87-25,189.08-10,699.37

Finding the Fourth Proportional to 18,252.87, 25,189.08 and 10,699.37

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Solution

The fourth proportional to 18,252.87, 25,189.08 and 10,699.37 is: 14,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.87 : 25,189.08 = 10,699.37 : x
  2. Step 2: Convert to fraction form
    18,252.87/25,189.08 = 10,699.37/x
  3. Step 3: Cross multiply
    18,252.87x = 25,189.08 × 10,699.37
  4. Step 4: Simplify right side
    18,252.87x = 269,507,144.43
  5. Step 5: Solve for x
    x = 269,507,144.43/18,252.87
  6. Step 6: Final answer
    x = 14,765.19

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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.