Home / 38,917.34-58,376.03-13,958.94

Finding the Fourth Proportional to 38,917.34, 58,376.03 and 13,958.94

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Solution

The fourth proportional to 38,917.34, 58,376.03 and 13,958.94 is: 20,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.34 : 58,376.03 = 13,958.94 : x
  2. Step 2: Convert to fraction form
    38,917.34/58,376.03 = 13,958.94/x
  3. Step 3: Cross multiply
    38,917.34x = 58,376.03 × 13,958.94
  4. Step 4: Simplify right side
    38,917.34x = 814,867,430.41
  5. Step 5: Solve for x
    x = 814,867,430.41/38,917.34
  6. Step 6: Final answer
    x = 20,938.42

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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.