Home / 20,256.60-27,954.74-11,758.04

Finding the Fourth Proportional to 20,256.60, 27,954.74 and 11,758.04

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Solution

The fourth proportional to 20,256.60, 27,954.74 and 11,758.04 is: 16,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.60 : 27,954.74 = 11,758.04 : x
  2. Step 2: Convert to fraction form
    20,256.60/27,954.74 = 11,758.04/x
  3. Step 3: Cross multiply
    20,256.60x = 27,954.74 × 11,758.04
  4. Step 4: Simplify right side
    20,256.60x = 328,692,951.11
  5. Step 5: Solve for x
    x = 328,692,951.11/20,256.60
  6. Step 6: Final answer
    x = 16,226.46

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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.