Home / 19,520.92-26,939-10,568.44

Finding the Fourth Proportional to 19,520.92, 26,939 and 10,568.44

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Solution

The fourth proportional to 19,520.92, 26,939 and 10,568.44 is: 14,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.92 : 26,939 = 10,568.44 : x
  2. Step 2: Convert to fraction form
    19,520.92/26,939 = 10,568.44/x
  3. Step 3: Cross multiply
    19,520.92x = 26,939 × 10,568.44
  4. Step 4: Simplify right side
    19,520.92x = 284,703,205.16
  5. Step 5: Solve for x
    x = 284,703,205.16/19,520.92
  6. Step 6: Final answer
    x = 14,584.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.