Home / 50,534.28-75,806.28-20,951.46

Finding the Fourth Proportional to 50,534.28, 75,806.28 and 20,951.46

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Solution

The fourth proportional to 50,534.28, 75,806.28 and 20,951.46 is: 31,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,534.28 : 75,806.28 = 20,951.46 : x
  2. Step 2: Convert to fraction form
    50,534.28/75,806.28 = 20,951.46/x
  3. Step 3: Cross multiply
    50,534.28x = 75,806.28 × 20,951.46
  4. Step 4: Simplify right side
    50,534.28x = 1,588,252,243.17
  5. Step 5: Solve for x
    x = 1,588,252,243.17/50,534.28
  6. Step 6: Final answer
    x = 31,429.20

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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.