Home / 30,166.57-41,630.97-18,227.59

Finding the Fourth Proportional to 30,166.57, 41,630.97 and 18,227.59

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Solution

The fourth proportional to 30,166.57, 41,630.97 and 18,227.59 is: 25,154.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.57 : 41,630.97 = 18,227.59 : x
  2. Step 2: Convert to fraction form
    30,166.57/41,630.97 = 18,227.59/x
  3. Step 3: Cross multiply
    30,166.57x = 41,630.97 × 18,227.59
  4. Step 4: Simplify right side
    30,166.57x = 758,832,252.46
  5. Step 5: Solve for x
    x = 758,832,252.46/30,166.57
  6. Step 6: Final answer
    x = 25,154.74

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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.