Home / 26,960.62-40,403.37-13,785.16

Finding the Fourth Proportional to 26,960.62, 40,403.37 and 13,785.16

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Solution

The fourth proportional to 26,960.62, 40,403.37 and 13,785.16 is: 20,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.62 : 40,403.37 = 13,785.16 : x
  2. Step 2: Convert to fraction form
    26,960.62/40,403.37 = 13,785.16/x
  3. Step 3: Cross multiply
    26,960.62x = 40,403.37 × 13,785.16
  4. Step 4: Simplify right side
    26,960.62x = 556,966,919.99
  5. Step 5: Solve for x
    x = 556,966,919.99/26,960.62
  6. Step 6: Final answer
    x = 20,658.54

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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.