Home / 12,996.59-19,501.09-6,755.45

Finding the Fourth Proportional to 12,996.59, 19,501.09 and 6,755.45

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Solution

The fourth proportional to 12,996.59, 19,501.09 and 6,755.45 is: 10,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996.59 : 19,501.09 = 6,755.45 : x
  2. Step 2: Convert to fraction form
    12,996.59/19,501.09 = 6,755.45/x
  3. Step 3: Cross multiply
    12,996.59x = 19,501.09 × 6,755.45
  4. Step 4: Simplify right side
    12,996.59x = 131,738,524.05
  5. Step 5: Solve for x
    x = 131,738,524.05/12,996.59
  6. Step 6: Final answer
    x = 10,136.40

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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.