Home / 40,126.78-60,194.22-13,833.37

Finding the Fourth Proportional to 40,126.78, 60,194.22 and 13,833.37

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Solution

The fourth proportional to 40,126.78, 60,194.22 and 13,833.37 is: 20,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,126.78 : 60,194.22 = 13,833.37 : x
  2. Step 2: Convert to fraction form
    40,126.78/60,194.22 = 13,833.37/x
  3. Step 3: Cross multiply
    40,126.78x = 60,194.22 × 13,833.37
  4. Step 4: Simplify right side
    40,126.78x = 832,688,917.12
  5. Step 5: Solve for x
    x = 832,688,917.12/40,126.78
  6. Step 6: Final answer
    x = 20,751.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.