Home / 27,824.64-41,719.92-13,038.12

Finding the Fourth Proportional to 27,824.64, 41,719.92 and 13,038.12

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Solution

The fourth proportional to 27,824.64, 41,719.92 and 13,038.12 is: 19,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.64 : 41,719.92 = 13,038.12 : x
  2. Step 2: Convert to fraction form
    27,824.64/41,719.92 = 13,038.12/x
  3. Step 3: Cross multiply
    27,824.64x = 41,719.92 × 13,038.12
  4. Step 4: Simplify right side
    27,824.64x = 543,949,323.35
  5. Step 5: Solve for x
    x = 543,949,323.35/27,824.64
  6. Step 6: Final answer
    x = 19,549.20

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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.