Home / 34,859.31-48,105.23-18,943.82

Finding the Fourth Proportional to 34,859.31, 48,105.23 and 18,943.82

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Solution

The fourth proportional to 34,859.31, 48,105.23 and 18,943.82 is: 26,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.31 : 48,105.23 = 18,943.82 : x
  2. Step 2: Convert to fraction form
    34,859.31/48,105.23 = 18,943.82/x
  3. Step 3: Cross multiply
    34,859.31x = 48,105.23 × 18,943.82
  4. Step 4: Simplify right side
    34,859.31x = 911,296,985.80
  5. Step 5: Solve for x
    x = 911,296,985.80/34,859.31
  6. Step 6: Final answer
    x = 26,142.14

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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.