Home / 15,291.94-21,093.14-11,049.24

Finding the Fourth Proportional to 15,291.94, 21,093.14 and 11,049.24

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Solution

The fourth proportional to 15,291.94, 21,093.14 and 11,049.24 is: 15,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,291.94 : 21,093.14 = 11,049.24 : x
  2. Step 2: Convert to fraction form
    15,291.94/21,093.14 = 11,049.24/x
  3. Step 3: Cross multiply
    15,291.94x = 21,093.14 × 11,049.24
  4. Step 4: Simplify right side
    15,291.94x = 233,063,166.21
  5. Step 5: Solve for x
    x = 233,063,166.21/15,291.94
  6. Step 6: Final answer
    x = 15,240.92

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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.