Home / 18,464.07-25,481.79-10,508.85

Finding the Fourth Proportional to 18,464.07, 25,481.79 and 10,508.85

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Solution

The fourth proportional to 18,464.07, 25,481.79 and 10,508.85 is: 14,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.07 : 25,481.79 = 10,508.85 : x
  2. Step 2: Convert to fraction form
    18,464.07/25,481.79 = 10,508.85/x
  3. Step 3: Cross multiply
    18,464.07x = 25,481.79 × 10,508.85
  4. Step 4: Simplify right side
    18,464.07x = 267,784,308.84
  5. Step 5: Solve for x
    x = 267,784,308.84/18,464.07
  6. Step 6: Final answer
    x = 14,502.99

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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.