Home / 19,622.58-29,404.92-11,609.07

Finding the Fourth Proportional to 19,622.58, 29,404.92 and 11,609.07

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Solution

The fourth proportional to 19,622.58, 29,404.92 and 11,609.07 is: 17,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.58 : 29,404.92 = 11,609.07 : x
  2. Step 2: Convert to fraction form
    19,622.58/29,404.92 = 11,609.07/x
  3. Step 3: Cross multiply
    19,622.58x = 29,404.92 × 11,609.07
  4. Step 4: Simplify right side
    19,622.58x = 341,363,774.62
  5. Step 5: Solve for x
    x = 341,363,774.62/19,622.58
  6. Step 6: Final answer
    x = 17,396.48

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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.