Home / 25,146.12-37,727.37-11,996.79

Finding the Fourth Proportional to 25,146.12, 37,727.37 and 11,996.79

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Solution

The fourth proportional to 25,146.12, 37,727.37 and 11,996.79 is: 17,999.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.12 : 37,727.37 = 11,996.79 : x
  2. Step 2: Convert to fraction form
    25,146.12/37,727.37 = 11,996.79/x
  3. Step 3: Cross multiply
    25,146.12x = 37,727.37 × 11,996.79
  4. Step 4: Simplify right side
    25,146.12x = 452,607,335.14
  5. Step 5: Solve for x
    x = 452,607,335.14/25,146.12
  6. Step 6: Final answer
    x = 17,999.09

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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.