Home / 50,172.75-75,264.17-13,236.75

Finding the Fourth Proportional to 50,172.75, 75,264.17 and 13,236.75

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Solution

The fourth proportional to 50,172.75, 75,264.17 and 13,236.75 is: 19,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,172.75 : 75,264.17 = 13,236.75 : x
  2. Step 2: Convert to fraction form
    50,172.75/75,264.17 = 13,236.75/x
  3. Step 3: Cross multiply
    50,172.75x = 75,264.17 × 13,236.75
  4. Step 4: Simplify right side
    50,172.75x = 996,252,936.06
  5. Step 5: Solve for x
    x = 996,252,936.06/50,172.75
  6. Step 6: Final answer
    x = 19,856.45

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1.5x scale

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.