Home / 14,667.45-20,241.53-8,294.21

Finding the Fourth Proportional to 14,667.45, 20,241.53 and 8,294.21

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Solution

The fourth proportional to 14,667.45, 20,241.53 and 8,294.21 is: 11,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667.45 : 20,241.53 = 8,294.21 : x
  2. Step 2: Convert to fraction form
    14,667.45/20,241.53 = 8,294.21/x
  3. Step 3: Cross multiply
    14,667.45x = 20,241.53 × 8,294.21
  4. Step 4: Simplify right side
    14,667.45x = 167,887,500.54
  5. Step 5: Solve for x
    x = 167,887,500.54/14,667.45
  6. Step 6: Final answer
    x = 11,446.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.