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Finding the Fourth Proportional to 17,136.61, 25,712.59 and 10,895.01

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Solution

The fourth proportional to 17,136.61, 25,712.59 and 10,895.01 is: 16,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.61 : 25,712.59 = 10,895.01 : x
  2. Step 2: Convert to fraction form
    17,136.61/25,712.59 = 10,895.01/x
  3. Step 3: Cross multiply
    17,136.61x = 25,712.59 × 10,895.01
  4. Step 4: Simplify right side
    17,136.61x = 280,138,821.94
  5. Step 5: Solve for x
    x = 280,138,821.94/17,136.61
  6. Step 6: Final answer
    x = 16,347.39

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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.