Home / 30,326.37-45,497.79-17,187.97

Finding the Fourth Proportional to 30,326.37, 45,497.79 and 17,187.97

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Solution

The fourth proportional to 30,326.37, 45,497.79 and 17,187.97 is: 25,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.37 : 45,497.79 = 17,187.97 : x
  2. Step 2: Convert to fraction form
    30,326.37/45,497.79 = 17,187.97/x
  3. Step 3: Cross multiply
    30,326.37x = 45,497.79 × 17,187.97
  4. Step 4: Simplify right side
    30,326.37x = 782,014,535.84
  5. Step 5: Solve for x
    x = 782,014,535.84/30,326.37
  6. Step 6: Final answer
    x = 25,786.62

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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.