Home / 21,644.73-32,470.34-7,602.28

Finding the Fourth Proportional to 21,644.73, 32,470.34 and 7,602.28

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Solution

The fourth proportional to 21,644.73, 32,470.34 and 7,602.28 is: 11,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644.73 : 32,470.34 = 7,602.28 : x
  2. Step 2: Convert to fraction form
    21,644.73/32,470.34 = 7,602.28/x
  3. Step 3: Cross multiply
    21,644.73x = 32,470.34 × 7,602.28
  4. Step 4: Simplify right side
    21,644.73x = 246,848,662.85
  5. Step 5: Solve for x
    x = 246,848,662.85/21,644.73
  6. Step 6: Final answer
    x = 11,404.56

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1.5x scale

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.