Home / 12,626.77-17,410.51-8,083.48

Finding the Fourth Proportional to 12,626.77, 17,410.51 and 8,083.48

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Solution

The fourth proportional to 12,626.77, 17,410.51 and 8,083.48 is: 11,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.77 : 17,410.51 = 8,083.48 : x
  2. Step 2: Convert to fraction form
    12,626.77/17,410.51 = 8,083.48/x
  3. Step 3: Cross multiply
    12,626.77x = 17,410.51 × 8,083.48
  4. Step 4: Simplify right side
    12,626.77x = 140,737,509.37
  5. Step 5: Solve for x
    x = 140,737,509.37/12,626.77
  6. Step 6: Final answer
    x = 11,145.96

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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.