Home / 27,209.45-37,546.99-15,270.48

Finding the Fourth Proportional to 27,209.45, 37,546.99 and 15,270.48

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Solution

The fourth proportional to 27,209.45, 37,546.99 and 15,270.48 is: 21,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.45 : 37,546.99 = 15,270.48 : x
  2. Step 2: Convert to fraction form
    27,209.45/37,546.99 = 15,270.48/x
  3. Step 3: Cross multiply
    27,209.45x = 37,546.99 × 15,270.48
  4. Step 4: Simplify right side
    27,209.45x = 573,360,559.86
  5. Step 5: Solve for x
    x = 573,360,559.86/27,209.45
  6. Step 6: Final answer
    x = 21,072.11

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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.