Home / 26,193.96-39,296.88-8,663.76

Finding the Fourth Proportional to 26,193.96, 39,296.88 and 8,663.76

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Solution

The fourth proportional to 26,193.96, 39,296.88 and 8,663.76 is: 12,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,193.96 : 39,296.88 = 8,663.76 : x
  2. Step 2: Convert to fraction form
    26,193.96/39,296.88 = 8,663.76/x
  3. Step 3: Cross multiply
    26,193.96x = 39,296.88 × 8,663.76
  4. Step 4: Simplify right side
    26,193.96x = 340,458,737.07
  5. Step 5: Solve for x
    x = 340,458,737.07/26,193.96
  6. Step 6: Final answer
    x = 12,997.60

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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.