Home / 25,245.52-37,864.18-11,918.49

Finding the Fourth Proportional to 25,245.52, 37,864.18 and 11,918.49

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Solution

The fourth proportional to 25,245.52, 37,864.18 and 11,918.49 is: 17,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245.52 : 37,864.18 = 11,918.49 : x
  2. Step 2: Convert to fraction form
    25,245.52/37,864.18 = 11,918.49/x
  3. Step 3: Cross multiply
    25,245.52x = 37,864.18 × 11,918.49
  4. Step 4: Simplify right side
    25,245.52x = 451,283,711.33
  5. Step 5: Solve for x
    x = 451,283,711.33/25,245.52
  6. Step 6: Final answer
    x = 17,875.79

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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.