Home / 17,141.58-25,710.48-5,455.71

Finding the Fourth Proportional to 17,141.58, 25,710.48 and 5,455.71

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Solution

The fourth proportional to 17,141.58, 25,710.48 and 5,455.71 is: 8,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,141.58 : 25,710.48 = 5,455.71 : x
  2. Step 2: Convert to fraction form
    17,141.58/25,710.48 = 5,455.71/x
  3. Step 3: Cross multiply
    17,141.58x = 25,710.48 × 5,455.71
  4. Step 4: Simplify right side
    17,141.58x = 140,268,922.84
  5. Step 5: Solve for x
    x = 140,268,922.84/17,141.58
  6. Step 6: Final answer
    x = 8,182.96

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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.