Home / 19,615.88-29,383.18-9,590.44

Finding the Fourth Proportional to 19,615.88, 29,383.18 and 9,590.44

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Solution

The fourth proportional to 19,615.88, 29,383.18 and 9,590.44 is: 14,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.88 : 29,383.18 = 9,590.44 : x
  2. Step 2: Convert to fraction form
    19,615.88/29,383.18 = 9,590.44/x
  3. Step 3: Cross multiply
    19,615.88x = 29,383.18 × 9,590.44
  4. Step 4: Simplify right side
    19,615.88x = 281,797,624.80
  5. Step 5: Solve for x
    x = 281,797,624.80/19,615.88
  6. Step 6: Final answer
    x = 14,365.79

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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.