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Finding the Fourth Proportional to 29,003.96, 43,509.12 and 9,277.88

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Solution

The fourth proportional to 29,003.96, 43,509.12 and 9,277.88 is: 13,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,003.96 : 43,509.12 = 9,277.88 : x
  2. Step 2: Convert to fraction form
    29,003.96/43,509.12 = 9,277.88/x
  3. Step 3: Cross multiply
    29,003.96x = 43,509.12 × 9,277.88
  4. Step 4: Simplify right side
    29,003.96x = 403,672,394.27
  5. Step 5: Solve for x
    x = 403,672,394.27/29,003.96
  6. Step 6: Final answer
    x = 13,917.84

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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.