Home / 14,184.96-19,579.68-8,523.84

Finding the Fourth Proportional to 14,184.96, 19,579.68 and 8,523.84

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Solution

The fourth proportional to 14,184.96, 19,579.68 and 8,523.84 is: 11,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.96 : 19,579.68 = 8,523.84 : x
  2. Step 2: Convert to fraction form
    14,184.96/19,579.68 = 8,523.84/x
  3. Step 3: Cross multiply
    14,184.96x = 19,579.68 × 8,523.84
  4. Step 4: Simplify right side
    14,184.96x = 166,894,059.57
  5. Step 5: Solve for x
    x = 166,894,059.57/14,184.96
  6. Step 6: Final answer
    x = 11,765.56

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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.