Home / 26,785.42-40,179.88-8,064.70

Finding the Fourth Proportional to 26,785.42, 40,179.88 and 8,064.70

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Solution

The fourth proportional to 26,785.42, 40,179.88 and 8,064.70 is: 12,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,785.42 : 40,179.88 = 8,064.70 : x
  2. Step 2: Convert to fraction form
    26,785.42/40,179.88 = 8,064.70/x
  3. Step 3: Cross multiply
    26,785.42x = 40,179.88 × 8,064.70
  4. Step 4: Simplify right side
    26,785.42x = 324,038,587.87
  5. Step 5: Solve for x
    x = 324,038,587.87/26,785.42
  6. Step 6: Final answer
    x = 12,097.57

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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.