Home / 17,106.22-25,659.32-12,455.82

Finding the Fourth Proportional to 17,106.22, 25,659.32 and 12,455.82

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Solution

The fourth proportional to 17,106.22, 25,659.32 and 12,455.82 is: 18,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,106.22 : 25,659.32 = 12,455.82 : x
  2. Step 2: Convert to fraction form
    17,106.22/25,659.32 = 12,455.82/x
  3. Step 3: Cross multiply
    17,106.22x = 25,659.32 × 12,455.82
  4. Step 4: Simplify right side
    17,106.22x = 319,607,680.67
  5. Step 5: Solve for x
    x = 319,607,680.67/17,106.22
  6. Step 6: Final answer
    x = 18,683.72

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Similar ratio
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1.5x scale

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.