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Finding the Fourth Proportional to 30,146.88, 41,604.96 and 17,568.96

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Solution

The fourth proportional to 30,146.88, 41,604.96 and 17,568.96 is: 24,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.88 : 41,604.96 = 17,568.96 : x
  2. Step 2: Convert to fraction form
    30,146.88/41,604.96 = 17,568.96/x
  3. Step 3: Cross multiply
    30,146.88x = 41,604.96 × 17,568.96
  4. Step 4: Simplify right side
    30,146.88x = 730,955,878.04
  5. Step 5: Solve for x
    x = 730,955,878.04/30,146.88
  6. Step 6: Final answer
    x = 24,246.49

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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.