Home / 43,249.25-64,873.68-13,667.04

Finding the Fourth Proportional to 43,249.25, 64,873.68 and 13,667.04

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Solution

The fourth proportional to 43,249.25, 64,873.68 and 13,667.04 is: 20,500.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,249.25 : 64,873.68 = 13,667.04 : x
  2. Step 2: Convert to fraction form
    43,249.25/64,873.68 = 13,667.04/x
  3. Step 3: Cross multiply
    43,249.25x = 64,873.68 × 13,667.04
  4. Step 4: Simplify right side
    43,249.25x = 886,631,128.26
  5. Step 5: Solve for x
    x = 886,631,128.26/43,249.25
  6. Step 6: Final answer
    x = 20,500.50

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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.