Home / 13,502.70-20,241.09-4,731.75

Finding the Fourth Proportional to 13,502.70, 20,241.09 and 4,731.75

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Solution

The fourth proportional to 13,502.70, 20,241.09 and 4,731.75 is: 7,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502.70 : 20,241.09 = 4,731.75 : x
  2. Step 2: Convert to fraction form
    13,502.70/20,241.09 = 4,731.75/x
  3. Step 3: Cross multiply
    13,502.70x = 20,241.09 × 4,731.75
  4. Step 4: Simplify right side
    13,502.70x = 95,775,777.61
  5. Step 5: Solve for x
    x = 95,775,777.61/13,502.70
  6. Step 6: Final answer
    x = 7,093.08

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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.