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Finding the Fourth Proportional to 29,173.40, 43,770.90 and 9,452.60

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Solution

The fourth proportional to 29,173.40, 43,770.90 and 9,452.60 is: 14,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,173.40 : 43,770.90 = 9,452.60 : x
  2. Step 2: Convert to fraction form
    29,173.40/43,770.90 = 9,452.60/x
  3. Step 3: Cross multiply
    29,173.40x = 43,770.90 × 9,452.60
  4. Step 4: Simplify right side
    29,173.40x = 413,748,809.34
  5. Step 5: Solve for x
    x = 413,748,809.34/29,173.40
  6. Step 6: Final answer
    x = 14,182.40

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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.