Home / 29,163.40-43,755.90-9,442.60

Finding the Fourth Proportional to 29,163.40, 43,755.90 and 9,442.60

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Solution

The fourth proportional to 29,163.40, 43,755.90 and 9,442.60 is: 14,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,163.40 : 43,755.90 = 9,442.60 : x
  2. Step 2: Convert to fraction form
    29,163.40/43,755.90 = 9,442.60/x
  3. Step 3: Cross multiply
    29,163.40x = 43,755.90 × 9,442.60
  4. Step 4: Simplify right side
    29,163.40x = 413,169,461.34
  5. Step 5: Solve for x
    x = 413,169,461.34/29,163.40
  6. Step 6: Final answer
    x = 14,167.40

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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.