Home / 26,420.83-39,632.64-6,699.56

Finding the Fourth Proportional to 26,420.83, 39,632.64 and 6,699.56

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Solution

The fourth proportional to 26,420.83, 39,632.64 and 6,699.56 is: 10,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.83 : 39,632.64 = 6,699.56 : x
  2. Step 2: Convert to fraction form
    26,420.83/39,632.64 = 6,699.56/x
  3. Step 3: Cross multiply
    26,420.83x = 39,632.64 × 6,699.56
  4. Step 4: Simplify right side
    26,420.83x = 265,521,286.97
  5. Step 5: Solve for x
    x = 265,521,286.97/26,420.83
  6. Step 6: Final answer
    x = 10,049.69

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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.