Home / 19,826.14-27,360.28-11,329.38

Finding the Fourth Proportional to 19,826.14, 27,360.28 and 11,329.38

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Solution

The fourth proportional to 19,826.14, 27,360.28 and 11,329.38 is: 15,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.14 : 27,360.28 = 11,329.38 : x
  2. Step 2: Convert to fraction form
    19,826.14/27,360.28 = 11,329.38/x
  3. Step 3: Cross multiply
    19,826.14x = 27,360.28 × 11,329.38
  4. Step 4: Simplify right side
    19,826.14x = 309,975,009.03
  5. Step 5: Solve for x
    x = 309,975,009.03/19,826.14
  6. Step 6: Final answer
    x = 15,634.66

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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.