Home / 35,943.96-49,602.54-20,028.60

Finding the Fourth Proportional to 35,943.96, 49,602.54 and 20,028.60

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Solution

The fourth proportional to 35,943.96, 49,602.54 and 20,028.60 is: 27,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,943.96 : 49,602.54 = 20,028.60 : x
  2. Step 2: Convert to fraction form
    35,943.96/49,602.54 = 20,028.60/x
  3. Step 3: Cross multiply
    35,943.96x = 49,602.54 × 20,028.60
  4. Step 4: Simplify right side
    35,943.96x = 993,469,432.64
  5. Step 5: Solve for x
    x = 993,469,432.64/35,943.96
  6. Step 6: Final answer
    x = 27,639.40

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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.