Home / 17,905.20-26,858.16-8,546.16

Finding the Fourth Proportional to 17,905.20, 26,858.16 and 8,546.16

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Solution

The fourth proportional to 17,905.20, 26,858.16 and 8,546.16 is: 12,819.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.20 : 26,858.16 = 8,546.16 : x
  2. Step 2: Convert to fraction form
    17,905.20/26,858.16 = 8,546.16/x
  3. Step 3: Cross multiply
    17,905.20x = 26,858.16 × 8,546.16
  4. Step 4: Simplify right side
    17,905.20x = 229,534,132.67
  5. Step 5: Solve for x
    x = 229,534,132.67/17,905.20
  6. Step 6: Final answer
    x = 12,819.41

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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.