Home / 19,749.64-27,251.98-11,252.84

Finding the Fourth Proportional to 19,749.64, 27,251.98 and 11,252.84

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Solution

The fourth proportional to 19,749.64, 27,251.98 and 11,252.84 is: 15,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.64 : 27,251.98 = 11,252.84 : x
  2. Step 2: Convert to fraction form
    19,749.64/27,251.98 = 11,252.84/x
  3. Step 3: Cross multiply
    19,749.64x = 27,251.98 × 11,252.84
  4. Step 4: Simplify right side
    19,749.64x = 306,662,170.62
  5. Step 5: Solve for x
    x = 306,662,170.62/19,749.64
  6. Step 6: Final answer
    x = 15,527.48

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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.