Home / 18,546.47-27,826.82-11,156.16

Finding the Fourth Proportional to 18,546.47, 27,826.82 and 11,156.16

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Solution

The fourth proportional to 18,546.47, 27,826.82 and 11,156.16 is: 16,738.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.47 : 27,826.82 = 11,156.16 : x
  2. Step 2: Convert to fraction form
    18,546.47/27,826.82 = 11,156.16/x
  3. Step 3: Cross multiply
    18,546.47x = 27,826.82 × 11,156.16
  4. Step 4: Simplify right side
    18,546.47x = 310,440,400.43
  5. Step 5: Solve for x
    x = 310,440,400.43/18,546.47
  6. Step 6: Final answer
    x = 16,738.52

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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.