Home / 14,032.32-21,051.72-4,171.38

Finding the Fourth Proportional to 14,032.32, 21,051.72 and 4,171.38

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Solution

The fourth proportional to 14,032.32, 21,051.72 and 4,171.38 is: 6,258.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.32 : 21,051.72 = 4,171.38 : x
  2. Step 2: Convert to fraction form
    14,032.32/21,051.72 = 4,171.38/x
  3. Step 3: Cross multiply
    14,032.32x = 21,051.72 × 4,171.38
  4. Step 4: Simplify right side
    14,032.32x = 87,814,723.77
  5. Step 5: Solve for x
    x = 87,814,723.77/14,032.32
  6. Step 6: Final answer
    x = 6,258.03

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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.