Home / 23,320.20-32,181.90-12,709.84

Finding the Fourth Proportional to 23,320.20, 32,181.90 and 12,709.84

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Solution

The fourth proportional to 23,320.20, 32,181.90 and 12,709.84 is: 17,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.20 : 32,181.90 = 12,709.84 : x
  2. Step 2: Convert to fraction form
    23,320.20/32,181.90 = 12,709.84/x
  3. Step 3: Cross multiply
    23,320.20x = 32,181.90 × 12,709.84
  4. Step 4: Simplify right side
    23,320.20x = 409,026,799.90
  5. Step 5: Solve for x
    x = 409,026,799.90/23,320.20
  6. Step 6: Final answer
    x = 17,539.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.