Home / 15,746.27-23,583.69-12,207.92

Finding the Fourth Proportional to 15,746.27, 23,583.69 and 12,207.92

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Solution

The fourth proportional to 15,746.27, 23,583.69 and 12,207.92 is: 18,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.27 : 23,583.69 = 12,207.92 : x
  2. Step 2: Convert to fraction form
    15,746.27/23,583.69 = 12,207.92/x
  3. Step 3: Cross multiply
    15,746.27x = 23,583.69 × 12,207.92
  4. Step 4: Simplify right side
    15,746.27x = 287,907,682.91
  5. Step 5: Solve for x
    x = 287,907,682.91/15,746.27
  6. Step 6: Final answer
    x = 18,284.19

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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.