Home / 25,145.99-37,727.18-11,996.66

Finding the Fourth Proportional to 25,145.99, 37,727.18 and 11,996.66

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Solution

The fourth proportional to 25,145.99, 37,727.18 and 11,996.66 is: 17,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,145.99 : 37,727.18 = 11,996.66 : x
  2. Step 2: Convert to fraction form
    25,145.99/37,727.18 = 11,996.66/x
  3. Step 3: Cross multiply
    25,145.99x = 37,727.18 × 11,996.66
  4. Step 4: Simplify right side
    25,145.99x = 452,599,902.60
  5. Step 5: Solve for x
    x = 452,599,902.60/25,145.99
  6. Step 6: Final answer
    x = 17,998.89

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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.