Home / 30,236.52-41,727.30-18,302.04

Finding the Fourth Proportional to 30,236.52, 41,727.30 and 18,302.04

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Solution

The fourth proportional to 30,236.52, 41,727.30 and 18,302.04 is: 25,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236.52 : 41,727.30 = 18,302.04 : x
  2. Step 2: Convert to fraction form
    30,236.52/41,727.30 = 18,302.04/x
  3. Step 3: Cross multiply
    30,236.52x = 41,727.30 × 18,302.04
  4. Step 4: Simplify right side
    30,236.52x = 763,694,713.69
  5. Step 5: Solve for x
    x = 763,694,713.69/30,236.52
  6. Step 6: Final answer
    x = 25,257.36

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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.