Home / 27,334.44-37,725.12-15,400.12

Finding the Fourth Proportional to 27,334.44, 37,725.12 and 15,400.12

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Solution

The fourth proportional to 27,334.44, 37,725.12 and 15,400.12 is: 21,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,334.44 : 37,725.12 = 15,400.12 : x
  2. Step 2: Convert to fraction form
    27,334.44/37,725.12 = 15,400.12/x
  3. Step 3: Cross multiply
    27,334.44x = 37,725.12 × 15,400.12
  4. Step 4: Simplify right side
    27,334.44x = 580,971,375.01
  5. Step 5: Solve for x
    x = 580,971,375.01/27,334.44
  6. Step 6: Final answer
    x = 21,254.19

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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.