Home / 26,400.24-39,601.62-6,678.96

Finding the Fourth Proportional to 26,400.24, 39,601.62 and 6,678.96

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Solution

The fourth proportional to 26,400.24, 39,601.62 and 6,678.96 is: 10,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.24 : 39,601.62 = 6,678.96 : x
  2. Step 2: Convert to fraction form
    26,400.24/39,601.62 = 6,678.96/x
  3. Step 3: Cross multiply
    26,400.24x = 39,601.62 × 6,678.96
  4. Step 4: Simplify right side
    26,400.24x = 264,497,635.92
  5. Step 5: Solve for x
    x = 264,497,635.92/26,400.24
  6. Step 6: Final answer
    x = 10,018.76

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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.