Home / 12,996.07-17,933.06-7,330.91

Finding the Fourth Proportional to 12,996.07, 17,933.06 and 7,330.91

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Solution

The fourth proportional to 12,996.07, 17,933.06 and 7,330.91 is: 10,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996.07 : 17,933.06 = 7,330.91 : x
  2. Step 2: Convert to fraction form
    12,996.07/17,933.06 = 7,330.91/x
  3. Step 3: Cross multiply
    12,996.07x = 17,933.06 × 7,330.91
  4. Step 4: Simplify right side
    12,996.07x = 131,465,648.88
  5. Step 5: Solve for x
    x = 131,465,648.88/12,996.07
  6. Step 6: Final answer
    x = 10,115.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.