Home / 14,032.82-21,052.47-4,171.88

Finding the Fourth Proportional to 14,032.82, 21,052.47 and 4,171.88

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Solution

The fourth proportional to 14,032.82, 21,052.47 and 4,171.88 is: 6,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.82 : 21,052.47 = 4,171.88 : x
  2. Step 2: Convert to fraction form
    14,032.82/21,052.47 = 4,171.88/x
  3. Step 3: Cross multiply
    14,032.82x = 21,052.47 × 4,171.88
  4. Step 4: Simplify right side
    14,032.82x = 87,828,378.54
  5. Step 5: Solve for x
    x = 87,828,378.54/14,032.82
  6. Step 6: Final answer
    x = 6,258.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.