Home / 29,920.59-41,277.20-19,850.67

Finding the Fourth Proportional to 29,920.59, 41,277.20 and 19,850.67

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Solution

The fourth proportional to 29,920.59, 41,277.20 and 19,850.67 is: 27,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.59 : 41,277.20 = 19,850.67 : x
  2. Step 2: Convert to fraction form
    29,920.59/41,277.20 = 19,850.67/x
  3. Step 3: Cross multiply
    29,920.59x = 41,277.20 × 19,850.67
  4. Step 4: Simplify right side
    29,920.59x = 819,379,976.47
  5. Step 5: Solve for x
    x = 819,379,976.47/29,920.59
  6. Step 6: Final answer
    x = 27,385.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.