Home / 27,916.92-41,880.51-9,198.06

Finding the Fourth Proportional to 27,916.92, 41,880.51 and 9,198.06

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Solution

The fourth proportional to 27,916.92, 41,880.51 and 9,198.06 is: 13,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.92 : 41,880.51 = 9,198.06 : x
  2. Step 2: Convert to fraction form
    27,916.92/41,880.51 = 9,198.06/x
  3. Step 3: Cross multiply
    27,916.92x = 41,880.51 × 9,198.06
  4. Step 4: Simplify right side
    27,916.92x = 385,219,443.81
  5. Step 5: Solve for x
    x = 385,219,443.81/27,916.92
  6. Step 6: Final answer
    x = 13,798.78

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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.