Home / 21,396.96-32,063.04-15,841.44

Finding the Fourth Proportional to 21,396.96, 32,063.04 and 15,841.44

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Solution

The fourth proportional to 21,396.96, 32,063.04 and 15,841.44 is: 23,738.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,396.96 : 32,063.04 = 15,841.44 : x
  2. Step 2: Convert to fraction form
    21,396.96/32,063.04 = 15,841.44/x
  3. Step 3: Cross multiply
    21,396.96x = 32,063.04 × 15,841.44
  4. Step 4: Simplify right side
    21,396.96x = 507,924,724.38
  5. Step 5: Solve for x
    x = 507,924,724.38/21,396.96
  6. Step 6: Final answer
    x = 23,738.17

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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.