Home / 21,340.62-32,027.27-9,662.04

Finding the Fourth Proportional to 21,340.62, 32,027.27 and 9,662.04

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Solution

The fourth proportional to 21,340.62, 32,027.27 and 9,662.04 is: 14,500.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340.62 : 32,027.27 = 9,662.04 : x
  2. Step 2: Convert to fraction form
    21,340.62/32,027.27 = 9,662.04/x
  3. Step 3: Cross multiply
    21,340.62x = 32,027.27 × 9,662.04
  4. Step 4: Simplify right side
    21,340.62x = 309,448,715.52
  5. Step 5: Solve for x
    x = 309,448,715.52/21,340.62
  6. Step 6: Final answer
    x = 14,500.46

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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.