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Finding the Fourth Proportional to 30,375.69, 45,592.70 and 14,804.25

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Solution

The fourth proportional to 30,375.69, 45,592.70 and 14,804.25 is: 22,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375.69 : 45,592.70 = 14,804.25 : x
  2. Step 2: Convert to fraction form
    30,375.69/45,592.70 = 14,804.25/x
  3. Step 3: Cross multiply
    30,375.69x = 45,592.70 × 14,804.25
  4. Step 4: Simplify right side
    30,375.69x = 674,965,654.95
  5. Step 5: Solve for x
    x = 674,965,654.95/30,375.69
  6. Step 6: Final answer
    x = 22,220.59

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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.