Home / 34,644.61-47,809.68-18,729.06

Finding the Fourth Proportional to 34,644.61, 47,809.68 and 18,729.06

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Solution

The fourth proportional to 34,644.61, 47,809.68 and 18,729.06 is: 25,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,644.61 : 47,809.68 = 18,729.06 : x
  2. Step 2: Convert to fraction form
    34,644.61/47,809.68 = 18,729.06/x
  3. Step 3: Cross multiply
    34,644.61x = 47,809.68 × 18,729.06
  4. Step 4: Simplify right side
    34,644.61x = 895,430,365.30
  5. Step 5: Solve for x
    x = 895,430,365.30/34,644.61
  6. Step 6: Final answer
    x = 25,846.17

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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.