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Finding the Fourth Proportional to 41,220, 56,883.60 and 23,314.62

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Solution

The fourth proportional to 41,220, 56,883.60 and 23,314.62 is: 32,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,220 : 56,883.60 = 23,314.62 : x
  2. Step 2: Convert to fraction form
    41,220/56,883.60 = 23,314.62/x
  3. Step 3: Cross multiply
    41,220x = 56,883.60 × 23,314.62
  4. Step 4: Simplify right side
    41,220x = 1,326,219,605.66
  5. Step 5: Solve for x
    x = 1,326,219,605.66/41,220
  6. Step 6: Final answer
    x = 32,174.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.