Home / 26,298.64-39,450.00-8,768.45

Finding the Fourth Proportional to 26,298.64, 39,450.00 and 8,768.45

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Solution

The fourth proportional to 26,298.64, 39,450.00 and 8,768.45 is: 13,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298.64 : 39,450.00 = 8,768.45 : x
  2. Step 2: Convert to fraction form
    26,298.64/39,450.00 = 8,768.45/x
  3. Step 3: Cross multiply
    26,298.64x = 39,450.00 × 8,768.45
  4. Step 4: Simplify right side
    26,298.64x = 345,915,484.01
  5. Step 5: Solve for x
    x = 345,915,484.01/26,298.64
  6. Step 6: Final answer
    x = 13,153.36

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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.