Home / 15,954.96-23,911.32-12,243

Finding the Fourth Proportional to 15,954.96, 23,911.32 and 12,243

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Solution

The fourth proportional to 15,954.96, 23,911.32 and 12,243 is: 18,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.96 : 23,911.32 = 12,243 : x
  2. Step 2: Convert to fraction form
    15,954.96/23,911.32 = 12,243/x
  3. Step 3: Cross multiply
    15,954.96x = 23,911.32 × 12,243
  4. Step 4: Simplify right side
    15,954.96x = 292,746,290.76
  5. Step 5: Solve for x
    x = 292,746,290.76/15,954.96
  6. Step 6: Final answer
    x = 18,348.29

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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.