Home / 28,044.91-42,098.15-14,001

Finding the Fourth Proportional to 28,044.91, 42,098.15 and 14,001

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Solution

The fourth proportional to 28,044.91, 42,098.15 and 14,001 is: 21,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.91 : 42,098.15 = 14,001 : x
  2. Step 2: Convert to fraction form
    28,044.91/42,098.15 = 14,001/x
  3. Step 3: Cross multiply
    28,044.91x = 42,098.15 × 14,001
  4. Step 4: Simplify right side
    28,044.91x = 589,416,198.15
  5. Step 5: Solve for x
    x = 589,416,198.15/28,044.91
  6. Step 6: Final answer
    x = 21,016.87

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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.