Home / 20,204.24-27,892.76-14,172.96

Finding the Fourth Proportional to 20,204.24, 27,892.76 and 14,172.96

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Solution

The fourth proportional to 20,204.24, 27,892.76 and 14,172.96 is: 19,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.24 : 27,892.76 = 14,172.96 : x
  2. Step 2: Convert to fraction form
    20,204.24/27,892.76 = 14,172.96/x
  3. Step 3: Cross multiply
    20,204.24x = 27,892.76 × 14,172.96
  4. Step 4: Simplify right side
    20,204.24x = 395,322,971.77
  5. Step 5: Solve for x
    x = 395,322,971.77/20,204.24
  6. Step 6: Final answer
    x = 19,566.34

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1.5x scale

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.