Home / 12,431.98-18,650.76-6,592.69

Finding the Fourth Proportional to 12,431.98, 18,650.76 and 6,592.69

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Solution

The fourth proportional to 12,431.98, 18,650.76 and 6,592.69 is: 9,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,431.98 : 18,650.76 = 6,592.69 : x
  2. Step 2: Convert to fraction form
    12,431.98/18,650.76 = 6,592.69/x
  3. Step 3: Cross multiply
    12,431.98x = 18,650.76 × 6,592.69
  4. Step 4: Simplify right side
    12,431.98x = 122,958,678.94
  5. Step 5: Solve for x
    x = 122,958,678.94/12,431.98
  6. Step 6: Final answer
    x = 9,890.51

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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.