Home / 27,480.98-41,233.08-13,453.40

Finding the Fourth Proportional to 27,480.98, 41,233.08 and 13,453.40

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Solution

The fourth proportional to 27,480.98, 41,233.08 and 13,453.40 is: 20,185.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.98 : 41,233.08 = 13,453.40 : x
  2. Step 2: Convert to fraction form
    27,480.98/41,233.08 = 13,453.40/x
  3. Step 3: Cross multiply
    27,480.98x = 41,233.08 × 13,453.40
  4. Step 4: Simplify right side
    27,480.98x = 554,725,118.47
  5. Step 5: Solve for x
    x = 554,725,118.47/27,480.98
  6. Step 6: Final answer
    x = 20,185.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.