Home / 19,664.88-27,114.01-16,066.55

Finding the Fourth Proportional to 19,664.88, 27,114.01 and 16,066.55

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Solution

The fourth proportional to 19,664.88, 27,114.01 and 16,066.55 is: 22,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.88 : 27,114.01 = 16,066.55 : x
  2. Step 2: Convert to fraction form
    19,664.88/27,114.01 = 16,066.55/x
  3. Step 3: Cross multiply
    19,664.88x = 27,114.01 × 16,066.55
  4. Step 4: Simplify right side
    19,664.88x = 435,628,624.98
  5. Step 5: Solve for x
    x = 435,628,624.98/19,664.88
  6. Step 6: Final answer
    x = 22,152.62

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Why These Related Problems?

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