Home / 50,749.60-76,126.56-15,689.92

Finding the Fourth Proportional to 50,749.60, 76,126.56 and 15,689.92

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Solution

The fourth proportional to 50,749.60, 76,126.56 and 15,689.92 is: 23,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749.60 : 76,126.56 = 15,689.92 : x
  2. Step 2: Convert to fraction form
    50,749.60/76,126.56 = 15,689.92/x
  3. Step 3: Cross multiply
    50,749.60x = 76,126.56 × 15,689.92
  4. Step 4: Simplify right side
    50,749.60x = 1,194,419,636.28
  5. Step 5: Solve for x
    x = 1,194,419,636.28/50,749.60
  6. Step 6: Final answer
    x = 23,535.55

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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.