Home / 17,137.03-23,650.32-10,421.41

Finding the Fourth Proportional to 17,137.03, 23,650.32 and 10,421.41

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Solution

The fourth proportional to 17,137.03, 23,650.32 and 10,421.41 is: 14,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.03 : 23,650.32 = 10,421.41 : x
  2. Step 2: Convert to fraction form
    17,137.03/23,650.32 = 10,421.41/x
  3. Step 3: Cross multiply
    17,137.03x = 23,650.32 × 10,421.41
  4. Step 4: Simplify right side
    17,137.03x = 246,469,681.35
  5. Step 5: Solve for x
    x = 246,469,681.35/17,137.03
  6. Step 6: Final answer
    x = 14,382.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.