Home / 40,319.85-55,644.76-22,416.53

Finding the Fourth Proportional to 40,319.85, 55,644.76 and 22,416.53

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Solution

The fourth proportional to 40,319.85, 55,644.76 and 22,416.53 is: 30,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,319.85 : 55,644.76 = 22,416.53 : x
  2. Step 2: Convert to fraction form
    40,319.85/55,644.76 = 22,416.53/x
  3. Step 3: Cross multiply
    40,319.85x = 55,644.76 × 22,416.53
  4. Step 4: Simplify right side
    40,319.85x = 1,247,362,097.62
  5. Step 5: Solve for x
    x = 1,247,362,097.62/40,319.85
  6. Step 6: Final answer
    x = 30,936.68

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