Home / 26,785.86-40,181.49-7,065.78

Finding the Fourth Proportional to 26,785.86, 40,181.49 and 7,065.78

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Solution

The fourth proportional to 26,785.86, 40,181.49 and 7,065.78 is: 10,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,785.86 : 40,181.49 = 7,065.78 : x
  2. Step 2: Convert to fraction form
    26,785.86/40,181.49 = 7,065.78/x
  3. Step 3: Cross multiply
    26,785.86x = 40,181.49 × 7,065.78
  4. Step 4: Simplify right side
    26,785.86x = 283,913,568.41
  5. Step 5: Solve for x
    x = 283,913,568.41/26,785.86
  6. Step 6: Final answer
    x = 10,599.38

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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.