Home / 34,749.57-47,954.43-18,834.02

Finding the Fourth Proportional to 34,749.57, 47,954.43 and 18,834.02

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Solution

The fourth proportional to 34,749.57, 47,954.43 and 18,834.02 is: 25,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.57 : 47,954.43 = 18,834.02 : x
  2. Step 2: Convert to fraction form
    34,749.57/47,954.43 = 18,834.02/x
  3. Step 3: Cross multiply
    34,749.57x = 47,954.43 × 18,834.02
  4. Step 4: Simplify right side
    34,749.57x = 903,174,453.94
  5. Step 5: Solve for x
    x = 903,174,453.94/34,749.57
  6. Step 6: Final answer
    x = 25,990.95

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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.