Home / 34,749.91-47,954.84-18,834.63

Finding the Fourth Proportional to 34,749.91, 47,954.84 and 18,834.63

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Solution

The fourth proportional to 34,749.91, 47,954.84 and 18,834.63 is: 25,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.91 : 47,954.84 = 18,834.63 : x
  2. Step 2: Convert to fraction form
    34,749.91/47,954.84 = 18,834.63/x
  3. Step 3: Cross multiply
    34,749.91x = 47,954.84 × 18,834.63
  4. Step 4: Simplify right side
    34,749.91x = 903,211,394.11
  5. Step 5: Solve for x
    x = 903,211,394.11/34,749.91
  6. Step 6: Final answer
    x = 25,991.76

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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.