Home / 26,670.86-40,008.58-6,949.43

Finding the Fourth Proportional to 26,670.86, 40,008.58 and 6,949.43

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Solution

The fourth proportional to 26,670.86, 40,008.58 and 6,949.43 is: 10,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.86 : 40,008.58 = 6,949.43 : x
  2. Step 2: Convert to fraction form
    26,670.86/40,008.58 = 6,949.43/x
  3. Step 3: Cross multiply
    26,670.86x = 40,008.58 × 6,949.43
  4. Step 4: Simplify right side
    26,670.86x = 278,036,608.69
  5. Step 5: Solve for x
    x = 278,036,608.69/26,670.86
  6. Step 6: Final answer
    x = 10,424.74

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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.