Home / 13,714.38-20,568.36-3,854.60

Finding the Fourth Proportional to 13,714.38, 20,568.36 and 3,854.60

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Solution

The fourth proportional to 13,714.38, 20,568.36 and 3,854.60 is: 5,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.38 : 20,568.36 = 3,854.60 : x
  2. Step 2: Convert to fraction form
    13,714.38/20,568.36 = 3,854.60/x
  3. Step 3: Cross multiply
    13,714.38x = 20,568.36 × 3,854.60
  4. Step 4: Simplify right side
    13,714.38x = 79,282,800.46
  5. Step 5: Solve for x
    x = 79,282,800.46/13,714.38
  6. Step 6: Final answer
    x = 5,781.00

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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.