Home / 39,273.72-58,869.42-19,255.68

Finding the Fourth Proportional to 39,273.72, 58,869.42 and 19,255.68

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Solution

The fourth proportional to 39,273.72, 58,869.42 and 19,255.68 is: 28,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,273.72 : 58,869.42 = 19,255.68 : x
  2. Step 2: Convert to fraction form
    39,273.72/58,869.42 = 19,255.68/x
  3. Step 3: Cross multiply
    39,273.72x = 58,869.42 × 19,255.68
  4. Step 4: Simplify right side
    39,273.72x = 1,133,570,713.31
  5. Step 5: Solve for x
    x = 1,133,570,713.31/39,273.72
  6. Step 6: Final answer
    x = 28,863.34

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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.