Home / 14,245.92-21,366.89-4,885.79

Finding the Fourth Proportional to 14,245.92, 21,366.89 and 4,885.79

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Solution

The fourth proportional to 14,245.92, 21,366.89 and 4,885.79 is: 7,327.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.92 : 21,366.89 = 4,885.79 : x
  2. Step 2: Convert to fraction form
    14,245.92/21,366.89 = 4,885.79/x
  3. Step 3: Cross multiply
    14,245.92x = 21,366.89 × 4,885.79
  4. Step 4: Simplify right side
    14,245.92x = 104,394,024.55
  5. Step 5: Solve for x
    x = 104,394,024.55/14,245.92
  6. Step 6: Final answer
    x = 7,327.99

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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.