Home / 29,261.60-43,887.80-9,540.05

Finding the Fourth Proportional to 29,261.60, 43,887.80 and 9,540.05

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Solution

The fourth proportional to 29,261.60, 43,887.80 and 9,540.05 is: 14,308.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.60 : 43,887.80 = 9,540.05 : x
  2. Step 2: Convert to fraction form
    29,261.60/43,887.80 = 9,540.05/x
  3. Step 3: Cross multiply
    29,261.60x = 43,887.80 × 9,540.05
  4. Step 4: Simplify right side
    29,261.60x = 418,691,939.96
  5. Step 5: Solve for x
    x = 418,691,939.96/29,261.60
  6. Step 6: Final answer
    x = 14,308.58

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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.