Home / 27,294.84-40,916.34-10,665.54

Finding the Fourth Proportional to 27,294.84, 40,916.34 and 10,665.54

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Solution

The fourth proportional to 27,294.84, 40,916.34 and 10,665.54 is: 15,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.84 : 40,916.34 = 10,665.54 : x
  2. Step 2: Convert to fraction form
    27,294.84/40,916.34 = 10,665.54/x
  3. Step 3: Cross multiply
    27,294.84x = 40,916.34 × 10,665.54
  4. Step 4: Simplify right side
    27,294.84x = 436,394,860.92
  5. Step 5: Solve for x
    x = 436,394,860.92/27,294.84
  6. Step 6: Final answer
    x = 15,988.18

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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.