Home / 27,209.21-37,546.64-15,270.23

Finding the Fourth Proportional to 27,209.21, 37,546.64 and 15,270.23

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Solution

The fourth proportional to 27,209.21, 37,546.64 and 15,270.23 is: 21,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.21 : 37,546.64 = 15,270.23 : x
  2. Step 2: Convert to fraction form
    27,209.21/37,546.64 = 15,270.23/x
  3. Step 3: Cross multiply
    27,209.21x = 37,546.64 × 15,270.23
  4. Step 4: Simplify right side
    27,209.21x = 573,345,960.57
  5. Step 5: Solve for x
    x = 573,345,960.57/27,209.21
  6. Step 6: Final answer
    x = 21,071.76

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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.