Home / 38,755.26-58,112.66-13,791.67

Finding the Fourth Proportional to 38,755.26, 58,112.66 and 13,791.67

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Solution

The fourth proportional to 38,755.26, 58,112.66 and 13,791.67 is: 20,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,755.26 : 58,112.66 = 13,791.67 : x
  2. Step 2: Convert to fraction form
    38,755.26/58,112.66 = 13,791.67/x
  3. Step 3: Cross multiply
    38,755.26x = 58,112.66 × 13,791.67
  4. Step 4: Simplify right side
    38,755.26x = 801,470,518.74
  5. Step 5: Solve for x
    x = 801,470,518.74/38,755.26
  6. Step 6: Final answer
    x = 20,680.30

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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.