Home / 23,305.92-32,162.72-12,696.08

Finding the Fourth Proportional to 23,305.92, 32,162.72 and 12,696.08

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Solution

The fourth proportional to 23,305.92, 32,162.72 and 12,696.08 is: 17,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.92 : 32,162.72 = 12,696.08 : x
  2. Step 2: Convert to fraction form
    23,305.92/32,162.72 = 12,696.08/x
  3. Step 3: Cross multiply
    23,305.92x = 32,162.72 × 12,696.08
  4. Step 4: Simplify right side
    23,305.92x = 408,340,466.14
  5. Step 5: Solve for x
    x = 408,340,466.14/23,305.92
  6. Step 6: Final answer
    x = 17,520.89

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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.