Home / 14,655.45-21,984.20-5,890.37

Finding the Fourth Proportional to 14,655.45, 21,984.20 and 5,890.37

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Solution

The fourth proportional to 14,655.45, 21,984.20 and 5,890.37 is: 8,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.45 : 21,984.20 = 5,890.37 : x
  2. Step 2: Convert to fraction form
    14,655.45/21,984.20 = 5,890.37/x
  3. Step 3: Cross multiply
    14,655.45x = 21,984.20 × 5,890.37
  4. Step 4: Simplify right side
    14,655.45x = 129,494,932.78
  5. Step 5: Solve for x
    x = 129,494,932.78/14,655.45
  6. Step 6: Final answer
    x = 8,835.96

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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.