Home / 26,194.96-39,298.38-8,664.76

Finding the Fourth Proportional to 26,194.96, 39,298.38 and 8,664.76

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Solution

The fourth proportional to 26,194.96, 39,298.38 and 8,664.76 is: 12,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,194.96 : 39,298.38 = 8,664.76 : x
  2. Step 2: Convert to fraction form
    26,194.96/39,298.38 = 8,664.76/x
  3. Step 3: Cross multiply
    26,194.96x = 39,298.38 × 8,664.76
  4. Step 4: Simplify right side
    26,194.96x = 340,511,031.09
  5. Step 5: Solve for x
    x = 340,511,031.09/26,194.96
  6. Step 6: Final answer
    x = 12,999.10

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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.