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Finding the Fourth Proportional to 41,241.06, 61,865.06 and 13,165.12

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Solution

The fourth proportional to 41,241.06, 61,865.06 and 13,165.12 is: 19,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,241.06 : 61,865.06 = 13,165.12 : x
  2. Step 2: Convert to fraction form
    41,241.06/61,865.06 = 13,165.12/x
  3. Step 3: Cross multiply
    41,241.06x = 61,865.06 × 13,165.12
  4. Step 4: Simplify right side
    41,241.06x = 814,460,950.21
  5. Step 5: Solve for x
    x = 814,460,950.21/41,241.06
  6. Step 6: Final answer
    x = 19,748.79

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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.