Home / 19,629.68-27,095.99-11,671.88

Finding the Fourth Proportional to 19,629.68, 27,095.99 and 11,671.88

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Solution

The fourth proportional to 19,629.68, 27,095.99 and 11,671.88 is: 16,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.68 : 27,095.99 = 11,671.88 : x
  2. Step 2: Convert to fraction form
    19,629.68/27,095.99 = 11,671.88/x
  3. Step 3: Cross multiply
    19,629.68x = 27,095.99 × 11,671.88
  4. Step 4: Simplify right side
    19,629.68x = 316,260,949.92
  5. Step 5: Solve for x
    x = 316,260,949.92/19,629.68
  6. Step 6: Final answer
    x = 16,111.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.