Home / 14,032.28-21,051.90-4,171.54

Finding the Fourth Proportional to 14,032.28, 21,051.90 and 4,171.54

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Solution

The fourth proportional to 14,032.28, 21,051.90 and 4,171.54 is: 6,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.28 : 21,051.90 = 4,171.54 : x
  2. Step 2: Convert to fraction form
    14,032.28/21,051.90 = 4,171.54/x
  3. Step 3: Cross multiply
    14,032.28x = 21,051.90 × 4,171.54
  4. Step 4: Simplify right side
    14,032.28x = 87,818,842.93
  5. Step 5: Solve for x
    x = 87,818,842.93/14,032.28
  6. Step 6: Final answer
    x = 6,258.34

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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.