Home / 19,749.87-27,255.48-10,797.19

Finding the Fourth Proportional to 19,749.87, 27,255.48 and 10,797.19

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Solution

The fourth proportional to 19,749.87, 27,255.48 and 10,797.19 is: 14,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.87 : 27,255.48 = 10,797.19 : x
  2. Step 2: Convert to fraction form
    19,749.87/27,255.48 = 10,797.19/x
  3. Step 3: Cross multiply
    19,749.87x = 27,255.48 × 10,797.19
  4. Step 4: Simplify right side
    19,749.87x = 294,282,596.10
  5. Step 5: Solve for x
    x = 294,282,596.10/19,749.87
  6. Step 6: Final answer
    x = 14,900.48

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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.