Home / 19,167.10-26,449.41-11,208.85

Finding the Fourth Proportional to 19,167.10, 26,449.41 and 11,208.85

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Solution

The fourth proportional to 19,167.10, 26,449.41 and 11,208.85 is: 15,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.10 : 26,449.41 = 11,208.85 : x
  2. Step 2: Convert to fraction form
    19,167.10/26,449.41 = 11,208.85/x
  3. Step 3: Cross multiply
    19,167.10x = 26,449.41 × 11,208.85
  4. Step 4: Simplify right side
    19,167.10x = 296,467,469.28
  5. Step 5: Solve for x
    x = 296,467,469.28/19,167.10
  6. Step 6: Final answer
    x = 15,467.52

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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.