Home / 34,665.44-47,838.38-18,749.90

Finding the Fourth Proportional to 34,665.44, 47,838.38 and 18,749.90

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Solution

The fourth proportional to 34,665.44, 47,838.38 and 18,749.90 is: 25,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.44 : 47,838.38 = 18,749.90 : x
  2. Step 2: Convert to fraction form
    34,665.44/47,838.38 = 18,749.90/x
  3. Step 3: Cross multiply
    34,665.44x = 47,838.38 × 18,749.90
  4. Step 4: Simplify right side
    34,665.44x = 896,964,867.01
  5. Step 5: Solve for x
    x = 896,964,867.01/34,665.44
  6. Step 6: Final answer
    x = 25,874.91

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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.