Home / 19,749.66-27,238.30-14,082.60

Finding the Fourth Proportional to 19,749.66, 27,238.30 and 14,082.60

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Solution

The fourth proportional to 19,749.66, 27,238.30 and 14,082.60 is: 19,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.66 : 27,238.30 = 14,082.60 : x
  2. Step 2: Convert to fraction form
    19,749.66/27,238.30 = 14,082.60/x
  3. Step 3: Cross multiply
    19,749.66x = 27,238.30 × 14,082.60
  4. Step 4: Simplify right side
    19,749.66x = 383,586,048.37
  5. Step 5: Solve for x
    x = 383,586,048.37/19,749.66
  6. Step 6: Final answer
    x = 19,422.41

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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.