Home / 17,438.13-26,167.96-6,906.37

Finding the Fourth Proportional to 17,438.13, 26,167.96 and 6,906.37

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Solution

The fourth proportional to 17,438.13, 26,167.96 and 6,906.37 is: 10,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.13 : 26,167.96 = 6,906.37 : x
  2. Step 2: Convert to fraction form
    17,438.13/26,167.96 = 6,906.37/x
  3. Step 3: Cross multiply
    17,438.13x = 26,167.96 × 6,906.37
  4. Step 4: Simplify right side
    17,438.13x = 180,725,613.91
  5. Step 5: Solve for x
    x = 180,725,613.91/17,438.13
  6. Step 6: Final answer
    x = 10,363.82

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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.