Home / 26,718.12-40,076.64-6,997.86

Finding the Fourth Proportional to 26,718.12, 40,076.64 and 6,997.86

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Solution

The fourth proportional to 26,718.12, 40,076.64 and 6,997.86 is: 10,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.12 : 40,076.64 = 6,997.86 : x
  2. Step 2: Convert to fraction form
    26,718.12/40,076.64 = 6,997.86/x
  3. Step 3: Cross multiply
    26,718.12x = 40,076.64 × 6,997.86
  4. Step 4: Simplify right side
    26,718.12x = 280,450,715.99
  5. Step 5: Solve for x
    x = 280,450,715.99/26,718.12
  6. Step 6: Final answer
    x = 10,496.65

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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.