Home / 21,572.43-32,349.52-6,777.37

Finding the Fourth Proportional to 21,572.43, 32,349.52 and 6,777.37

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Solution

The fourth proportional to 21,572.43, 32,349.52 and 6,777.37 is: 10,163.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572.43 : 32,349.52 = 6,777.37 : x
  2. Step 2: Convert to fraction form
    21,572.43/32,349.52 = 6,777.37/x
  3. Step 3: Cross multiply
    21,572.43x = 32,349.52 × 6,777.37
  4. Step 4: Simplify right side
    21,572.43x = 219,244,666.36
  5. Step 5: Solve for x
    x = 219,244,666.36/21,572.43
  6. Step 6: Final answer
    x = 10,163.19

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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.