Home / 26,400.38-39,596.34-9,768.38

Finding the Fourth Proportional to 26,400.38, 39,596.34 and 9,768.38

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Solution

The fourth proportional to 26,400.38, 39,596.34 and 9,768.38 is: 14,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.38 : 39,596.34 = 9,768.38 : x
  2. Step 2: Convert to fraction form
    26,400.38/39,596.34 = 9,768.38/x
  3. Step 3: Cross multiply
    26,400.38x = 39,596.34 × 9,768.38
  4. Step 4: Simplify right side
    26,400.38x = 386,792,095.73
  5. Step 5: Solve for x
    x = 386,792,095.73/26,400.38
  6. Step 6: Final answer
    x = 14,651.00

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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.