Home / 19,819.27-27,353.60-12,652.26

Finding the Fourth Proportional to 19,819.27, 27,353.60 and 12,652.26

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Solution

The fourth proportional to 19,819.27, 27,353.60 and 12,652.26 is: 17,462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,819.27 : 27,353.60 = 12,652.26 : x
  2. Step 2: Convert to fraction form
    19,819.27/27,353.60 = 12,652.26/x
  3. Step 3: Cross multiply
    19,819.27x = 27,353.60 × 12,652.26
  4. Step 4: Simplify right side
    19,819.27x = 346,084,859.14
  5. Step 5: Solve for x
    x = 346,084,859.14/19,819.27
  6. Step 6: Final answer
    x = 17,462.04

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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.