Home / 13,932.07-20,898.24-3,543.82

Finding the Fourth Proportional to 13,932.07, 20,898.24 and 3,543.82

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Solution

The fourth proportional to 13,932.07, 20,898.24 and 3,543.82 is: 5,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.07 : 20,898.24 = 3,543.82 : x
  2. Step 2: Convert to fraction form
    13,932.07/20,898.24 = 3,543.82/x
  3. Step 3: Cross multiply
    13,932.07x = 20,898.24 × 3,543.82
  4. Step 4: Simplify right side
    13,932.07x = 74,059,600.88
  5. Step 5: Solve for x
    x = 74,059,600.88/13,932.07
  6. Step 6: Final answer
    x = 5,315.76

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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.