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Finding the Fourth Proportional to 16,898.13, 25,348.51 and 5,051

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Solution

The fourth proportional to 16,898.13, 25,348.51 and 5,051 is: 7,576.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.13 : 25,348.51 = 5,051 : x
  2. Step 2: Convert to fraction form
    16,898.13/25,348.51 = 5,051/x
  3. Step 3: Cross multiply
    16,898.13x = 25,348.51 × 5,051
  4. Step 4: Simplify right side
    16,898.13x = 128,035,324.01
  5. Step 5: Solve for x
    x = 128,035,324.01/16,898.13
  6. Step 6: Final answer
    x = 7,576.89

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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.