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Finding the Fourth Proportional to 41,883.65, 62,822.40 and 12,303.80

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Solution

The fourth proportional to 41,883.65, 62,822.40 and 12,303.80 is: 18,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,883.65 : 62,822.40 = 12,303.80 : x
  2. Step 2: Convert to fraction form
    41,883.65/62,822.40 = 12,303.80/x
  3. Step 3: Cross multiply
    41,883.65x = 62,822.40 × 12,303.80
  4. Step 4: Simplify right side
    41,883.65x = 772,954,189.66
  5. Step 5: Solve for x
    x = 772,954,189.66/41,883.65
  6. Step 6: Final answer
    x = 18,454.80

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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.