Home / 24,940.13-34,389.47-20,388.60

Finding the Fourth Proportional to 24,940.13, 34,389.47 and 20,388.60

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Solution

The fourth proportional to 24,940.13, 34,389.47 and 20,388.60 is: 28,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,940.13 : 34,389.47 = 20,388.60 : x
  2. Step 2: Convert to fraction form
    24,940.13/34,389.47 = 20,388.60/x
  3. Step 3: Cross multiply
    24,940.13x = 34,389.47 × 20,388.60
  4. Step 4: Simplify right side
    24,940.13x = 701,153,183.04
  5. Step 5: Solve for x
    x = 701,153,183.04/24,940.13
  6. Step 6: Final answer
    x = 28,113.46

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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.