Home / 13,645.53-20,473.16-5,850.09

Finding the Fourth Proportional to 13,645.53, 20,473.16 and 5,850.09

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Solution

The fourth proportional to 13,645.53, 20,473.16 and 5,850.09 is: 8,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645.53 : 20,473.16 = 5,850.09 : x
  2. Step 2: Convert to fraction form
    13,645.53/20,473.16 = 5,850.09/x
  3. Step 3: Cross multiply
    13,645.53x = 20,473.16 × 5,850.09
  4. Step 4: Simplify right side
    13,645.53x = 119,769,799.33
  5. Step 5: Solve for x
    x = 119,769,799.33/13,645.53
  6. Step 6: Final answer
    x = 8,777.22

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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.