Home / 19,768.96-27,243.48-14,170.24

Finding the Fourth Proportional to 19,768.96, 27,243.48 and 14,170.24

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Solution

The fourth proportional to 19,768.96, 27,243.48 and 14,170.24 is: 19,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,768.96 : 27,243.48 = 14,170.24 : x
  2. Step 2: Convert to fraction form
    19,768.96/27,243.48 = 14,170.24/x
  3. Step 3: Cross multiply
    19,768.96x = 27,243.48 × 14,170.24
  4. Step 4: Simplify right side
    19,768.96x = 386,046,650.04
  5. Step 5: Solve for x
    x = 386,046,650.04/19,768.96
  6. Step 6: Final answer
    x = 19,527.92

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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.