Home / 34,775.30-47,989.94-18,859.82

Finding the Fourth Proportional to 34,775.30, 47,989.94 and 18,859.82

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Solution

The fourth proportional to 34,775.30, 47,989.94 and 18,859.82 is: 26,026.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,775.30 : 47,989.94 = 18,859.82 : x
  2. Step 2: Convert to fraction form
    34,775.30/47,989.94 = 18,859.82/x
  3. Step 3: Cross multiply
    34,775.30x = 47,989.94 × 18,859.82
  4. Step 4: Simplify right side
    34,775.30x = 905,081,295.96
  5. Step 5: Solve for x
    x = 905,081,295.96/34,775.30
  6. Step 6: Final answer
    x = 26,026.55

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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.