Home / 17,905.43-26,858.70-8,546.45

Finding the Fourth Proportional to 17,905.43, 26,858.70 and 8,546.45

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Solution

The fourth proportional to 17,905.43, 26,858.70 and 8,546.45 is: 12,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.43 : 26,858.70 = 8,546.45 : x
  2. Step 2: Convert to fraction form
    17,905.43/26,858.70 = 8,546.45/x
  3. Step 3: Cross multiply
    17,905.43x = 26,858.70 × 8,546.45
  4. Step 4: Simplify right side
    17,905.43x = 229,546,402.32
  5. Step 5: Solve for x
    x = 229,546,402.32/17,905.43
  6. Step 6: Final answer
    x = 12,819.93

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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.