Home / 39,212.73-58,777.98-19,194.62

Finding the Fourth Proportional to 39,212.73, 58,777.98 and 19,194.62

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Solution

The fourth proportional to 39,212.73, 58,777.98 and 19,194.62 is: 28,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.73 : 58,777.98 = 19,194.62 : x
  2. Step 2: Convert to fraction form
    39,212.73/58,777.98 = 19,194.62/x
  3. Step 3: Cross multiply
    39,212.73x = 58,777.98 × 19,194.62
  4. Step 4: Simplify right side
    39,212.73x = 1,128,221,009.21
  5. Step 5: Solve for x
    x = 1,128,221,009.21/39,212.73
  6. Step 6: Final answer
    x = 28,771.80

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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.