Home / 19,251.73-26,579.88-17,231.64

Finding the Fourth Proportional to 19,251.73, 26,579.88 and 17,231.64

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Solution

The fourth proportional to 19,251.73, 26,579.88 and 17,231.64 is: 23,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.73 : 26,579.88 = 17,231.64 : x
  2. Step 2: Convert to fraction form
    19,251.73/26,579.88 = 17,231.64/x
  3. Step 3: Cross multiply
    19,251.73x = 26,579.88 × 17,231.64
  4. Step 4: Simplify right side
    19,251.73x = 458,014,898.48
  5. Step 5: Solve for x
    x = 458,014,898.48/19,251.73
  6. Step 6: Final answer
    x = 23,790.85

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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.