Home / 19,156.73-28,735.14-5,829.85

Finding the Fourth Proportional to 19,156.73, 28,735.14 and 5,829.85

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Solution

The fourth proportional to 19,156.73, 28,735.14 and 5,829.85 is: 8,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.73 : 28,735.14 = 5,829.85 : x
  2. Step 2: Convert to fraction form
    19,156.73/28,735.14 = 5,829.85/x
  3. Step 3: Cross multiply
    19,156.73x = 28,735.14 × 5,829.85
  4. Step 4: Simplify right side
    19,156.73x = 167,521,613.71
  5. Step 5: Solve for x
    x = 167,521,613.71/19,156.73
  6. Step 6: Final answer
    x = 8,744.79

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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.