Home / 27,054.42-37,339.86-15,727.44

Finding the Fourth Proportional to 27,054.42, 37,339.86 and 15,727.44

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Solution

The fourth proportional to 27,054.42, 37,339.86 and 15,727.44 is: 21,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.42 : 37,339.86 = 15,727.44 : x
  2. Step 2: Convert to fraction form
    27,054.42/37,339.86 = 15,727.44/x
  3. Step 3: Cross multiply
    27,054.42x = 37,339.86 × 15,727.44
  4. Step 4: Simplify right side
    27,054.42x = 587,260,407.76
  5. Step 5: Solve for x
    x = 587,260,407.76/27,054.42
  6. Step 6: Final answer
    x = 21,706.63

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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.