Home / 21,634.73-32,456.10-6,847.37

Finding the Fourth Proportional to 21,634.73, 32,456.10 and 6,847.37

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Solution

The fourth proportional to 21,634.73, 32,456.10 and 6,847.37 is: 10,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,634.73 : 32,456.10 = 6,847.37 : x
  2. Step 2: Convert to fraction form
    21,634.73/32,456.10 = 6,847.37/x
  3. Step 3: Cross multiply
    21,634.73x = 32,456.10 × 6,847.37
  4. Step 4: Simplify right side
    21,634.73x = 222,238,925.46
  5. Step 5: Solve for x
    x = 222,238,925.46/21,634.73
  6. Step 6: Final answer
    x = 10,272.32

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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.