Home / 27,725.24-38,260.95-15,150.26

Finding the Fourth Proportional to 27,725.24, 38,260.95 and 15,150.26

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Solution

The fourth proportional to 27,725.24, 38,260.95 and 15,150.26 is: 20,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725.24 : 38,260.95 = 15,150.26 : x
  2. Step 2: Convert to fraction form
    27,725.24/38,260.95 = 15,150.26/x
  3. Step 3: Cross multiply
    27,725.24x = 38,260.95 × 15,150.26
  4. Step 4: Simplify right side
    27,725.24x = 579,663,340.35
  5. Step 5: Solve for x
    x = 579,663,340.35/27,725.24
  6. Step 6: Final answer
    x = 20,907.42

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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.