Home / 19,797.83-27,315.28-11,838.52

Finding the Fourth Proportional to 19,797.83, 27,315.28 and 11,838.52

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Solution

The fourth proportional to 19,797.83, 27,315.28 and 11,838.52 is: 16,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.83 : 27,315.28 = 11,838.52 : x
  2. Step 2: Convert to fraction form
    19,797.83/27,315.28 = 11,838.52/x
  3. Step 3: Cross multiply
    19,797.83x = 27,315.28 × 11,838.52
  4. Step 4: Simplify right side
    19,797.83x = 323,372,470.94
  5. Step 5: Solve for x
    x = 323,372,470.94/19,797.83
  6. Step 6: Final answer
    x = 16,333.73

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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.