Home / 14,513.56-21,770.34-4,123.96

Finding the Fourth Proportional to 14,513.56, 21,770.34 and 4,123.96

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Solution

The fourth proportional to 14,513.56, 21,770.34 and 4,123.96 is: 6,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.56 : 21,770.34 = 4,123.96 : x
  2. Step 2: Convert to fraction form
    14,513.56/21,770.34 = 4,123.96/x
  3. Step 3: Cross multiply
    14,513.56x = 21,770.34 × 4,123.96
  4. Step 4: Simplify right side
    14,513.56x = 89,780,011.35
  5. Step 5: Solve for x
    x = 89,780,011.35/14,513.56
  6. Step 6: Final answer
    x = 6,185.94

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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.