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Finding the Fourth Proportional to 21,994.73, 32,992.10 and 7,203.73

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Solution

The fourth proportional to 21,994.73, 32,992.10 and 7,203.73 is: 10,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994.73 : 32,992.10 = 7,203.73 : x
  2. Step 2: Convert to fraction form
    21,994.73/32,992.10 = 7,203.73/x
  3. Step 3: Cross multiply
    21,994.73x = 32,992.10 × 7,203.73
  4. Step 4: Simplify right side
    21,994.73x = 237,666,180.53
  5. Step 5: Solve for x
    x = 237,666,180.53/21,994.73
  6. Step 6: Final answer
    x = 10,805.60

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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.