Home / 16,985.49-25,466.60-8,649.37

Finding the Fourth Proportional to 16,985.49, 25,466.60 and 8,649.37

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Solution

The fourth proportional to 16,985.49, 25,466.60 and 8,649.37 is: 12,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.49 : 25,466.60 = 8,649.37 : x
  2. Step 2: Convert to fraction form
    16,985.49/25,466.60 = 8,649.37/x
  3. Step 3: Cross multiply
    16,985.49x = 25,466.60 × 8,649.37
  4. Step 4: Simplify right side
    16,985.49x = 220,269,897.09
  5. Step 5: Solve for x
    x = 220,269,897.09/16,985.49
  6. Step 6: Final answer
    x = 12,968.13

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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.