Home / 27,076.84-37,360.74-15,747.64

Finding the Fourth Proportional to 27,076.84, 37,360.74 and 15,747.64

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Solution

The fourth proportional to 27,076.84, 37,360.74 and 15,747.64 is: 21,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.84 : 37,360.74 = 15,747.64 : x
  2. Step 2: Convert to fraction form
    27,076.84/37,360.74 = 15,747.64/x
  3. Step 3: Cross multiply
    27,076.84x = 37,360.74 × 15,747.64
  4. Step 4: Simplify right side
    27,076.84x = 588,343,483.65
  5. Step 5: Solve for x
    x = 588,343,483.65/27,076.84
  6. Step 6: Final answer
    x = 21,728.66

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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.