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Finding the Fourth Proportional to 30,045.18, 41,466.18 and 17,467.50

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Solution

The fourth proportional to 30,045.18, 41,466.18 and 17,467.50 is: 24,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.18 : 41,466.18 = 17,467.50 : x
  2. Step 2: Convert to fraction form
    30,045.18/41,466.18 = 17,467.50/x
  3. Step 3: Cross multiply
    30,045.18x = 41,466.18 × 17,467.50
  4. Step 4: Simplify right side
    30,045.18x = 724,310,499.15
  5. Step 5: Solve for x
    x = 724,310,499.15/30,045.18
  6. Step 6: Final answer
    x = 24,107.38

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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.