Home / 11,218.24-16,828.14-3,432.52

Finding the Fourth Proportional to 11,218.24, 16,828.14 and 3,432.52

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Solution

The fourth proportional to 11,218.24, 16,828.14 and 3,432.52 is: 5,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.24 : 16,828.14 = 3,432.52 : x
  2. Step 2: Convert to fraction form
    11,218.24/16,828.14 = 3,432.52/x
  3. Step 3: Cross multiply
    11,218.24x = 16,828.14 × 3,432.52
  4. Step 4: Simplify right side
    11,218.24x = 57,762,927.11
  5. Step 5: Solve for x
    x = 57,762,927.11/11,218.24
  6. Step 6: Final answer
    x = 5,149.02

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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.