Home / 13,608.59-20,408.01-4,841.75

Finding the Fourth Proportional to 13,608.59, 20,408.01 and 4,841.75

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Solution

The fourth proportional to 13,608.59, 20,408.01 and 4,841.75 is: 7,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608.59 : 20,408.01 = 4,841.75 : x
  2. Step 2: Convert to fraction form
    13,608.59/20,408.01 = 4,841.75/x
  3. Step 3: Cross multiply
    13,608.59x = 20,408.01 × 4,841.75
  4. Step 4: Simplify right side
    13,608.59x = 98,810,380.38
  5. Step 5: Solve for x
    x = 98,810,380.38/13,608.59
  6. Step 6: Final answer
    x = 7,260.89

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1.5x scale

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.