Home / 16,828.91-25,243.30-4,347.88

Finding the Fourth Proportional to 16,828.91, 25,243.30 and 4,347.88

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Solution

The fourth proportional to 16,828.91, 25,243.30 and 4,347.88 is: 6,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.91 : 25,243.30 = 4,347.88 : x
  2. Step 2: Convert to fraction form
    16,828.91/25,243.30 = 4,347.88/x
  3. Step 3: Cross multiply
    16,828.91x = 25,243.30 × 4,347.88
  4. Step 4: Simplify right side
    16,828.91x = 109,754,757.07
  5. Step 5: Solve for x
    x = 109,754,757.07/16,828.91
  6. Step 6: Final answer
    x = 6,521.80

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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.