Home / 30,229.64-41,694.27-18,277.69

Finding the Fourth Proportional to 30,229.64, 41,694.27 and 18,277.69

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Solution

The fourth proportional to 30,229.64, 41,694.27 and 18,277.69 is: 25,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229.64 : 41,694.27 = 18,277.69 : x
  2. Step 2: Convert to fraction form
    30,229.64/41,694.27 = 18,277.69/x
  3. Step 3: Cross multiply
    30,229.64x = 41,694.27 × 18,277.69
  4. Step 4: Simplify right side
    30,229.64x = 762,074,733.36
  5. Step 5: Solve for x
    x = 762,074,733.36/30,229.64
  6. Step 6: Final answer
    x = 25,209.52

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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.