Home / 13,685.03-20,524.97-5,784.96

Finding the Fourth Proportional to 13,685.03, 20,524.97 and 5,784.96

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Solution

The fourth proportional to 13,685.03, 20,524.97 and 5,784.96 is: 8,676.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,685.03 : 20,524.97 = 5,784.96 : x
  2. Step 2: Convert to fraction form
    13,685.03/20,524.97 = 5,784.96/x
  3. Step 3: Cross multiply
    13,685.03x = 20,524.97 × 5,784.96
  4. Step 4: Simplify right side
    13,685.03x = 118,736,101.53
  5. Step 5: Solve for x
    x = 118,736,101.53/13,685.03
  6. Step 6: Final answer
    x = 8,676.35

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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.