Home / 31,808.14-47,736.78-17,029.42

Finding the Fourth Proportional to 31,808.14, 47,736.78 and 17,029.42

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Solution

The fourth proportional to 31,808.14, 47,736.78 and 17,029.42 is: 25,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808.14 : 47,736.78 = 17,029.42 : x
  2. Step 2: Convert to fraction form
    31,808.14/47,736.78 = 17,029.42/x
  3. Step 3: Cross multiply
    31,808.14x = 47,736.78 × 17,029.42
  4. Step 4: Simplify right side
    31,808.14x = 812,929,676.07
  5. Step 5: Solve for x
    x = 812,929,676.07/31,808.14
  6. Step 6: Final answer
    x = 25,557.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.