Home / 53,906.28-74,390.64-30,034.48

Finding the Fourth Proportional to 53,906.28, 74,390.64 and 30,034.48

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Solution

The fourth proportional to 53,906.28, 74,390.64 and 30,034.48 is: 41,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906.28 : 74,390.64 = 30,034.48 : x
  2. Step 2: Convert to fraction form
    53,906.28/74,390.64 = 30,034.48/x
  3. Step 3: Cross multiply
    53,906.28x = 74,390.64 × 30,034.48
  4. Step 4: Simplify right side
    53,906.28x = 2,234,284,189.27
  5. Step 5: Solve for x
    x = 2,234,284,189.27/53,906.28
  6. Step 6: Final answer
    x = 41,447.57

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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.