Home / 12,369.58-18,549.68-4,469.96

Finding the Fourth Proportional to 12,369.58, 18,549.68 and 4,469.96

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Solution

The fourth proportional to 12,369.58, 18,549.68 and 4,469.96 is: 6,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.58 : 18,549.68 = 4,469.96 : x
  2. Step 2: Convert to fraction form
    12,369.58/18,549.68 = 4,469.96/x
  3. Step 3: Cross multiply
    12,369.58x = 18,549.68 × 4,469.96
  4. Step 4: Simplify right side
    12,369.58x = 82,916,327.61
  5. Step 5: Solve for x
    x = 82,916,327.61/12,369.58
  6. Step 6: Final answer
    x = 6,703.25

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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.