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Finding the Fourth Proportional to 41,605.10, 62,407.65 and 35,019.80

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Solution

The fourth proportional to 41,605.10, 62,407.65 and 35,019.80 is: 52,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,605.10 : 62,407.65 = 35,019.80 : x
  2. Step 2: Convert to fraction form
    41,605.10/62,407.65 = 35,019.80/x
  3. Step 3: Cross multiply
    41,605.10x = 62,407.65 × 35,019.80
  4. Step 4: Simplify right side
    41,605.10x = 2,185,503,421.47
  5. Step 5: Solve for x
    x = 2,185,503,421.47/41,605.10
  6. Step 6: Final answer
    x = 52,529.70

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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.