Home / 13,327.87-19,994.24-6,667.85

Finding the Fourth Proportional to 13,327.87, 19,994.24 and 6,667.85

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Solution

The fourth proportional to 13,327.87, 19,994.24 and 6,667.85 is: 10,002.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.87 : 19,994.24 = 6,667.85 : x
  2. Step 2: Convert to fraction form
    13,327.87/19,994.24 = 6,667.85/x
  3. Step 3: Cross multiply
    13,327.87x = 19,994.24 × 6,667.85
  4. Step 4: Simplify right side
    13,327.87x = 133,318,593.18
  5. Step 5: Solve for x
    x = 133,318,593.18/13,327.87
  6. Step 6: Final answer
    x = 10,002.99

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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.