Home / 17,012.62-25,489.77-13,513.42

Finding the Fourth Proportional to 17,012.62, 25,489.77 and 13,513.42

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Solution

The fourth proportional to 17,012.62, 25,489.77 and 13,513.42 is: 20,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.62 : 25,489.77 = 13,513.42 : x
  2. Step 2: Convert to fraction form
    17,012.62/25,489.77 = 13,513.42/x
  3. Step 3: Cross multiply
    17,012.62x = 25,489.77 × 13,513.42
  4. Step 4: Simplify right side
    17,012.62x = 344,453,967.71
  5. Step 5: Solve for x
    x = 344,453,967.71/17,012.62
  6. Step 6: Final answer
    x = 20,246.97

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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.