Home / 50,172.88-75,253.48-13,239.76

Finding the Fourth Proportional to 50,172.88, 75,253.48 and 13,239.76

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Solution

The fourth proportional to 50,172.88, 75,253.48 and 13,239.76 is: 19,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,172.88 : 75,253.48 = 13,239.76 : x
  2. Step 2: Convert to fraction form
    50,172.88/75,253.48 = 13,239.76/x
  3. Step 3: Cross multiply
    50,172.88x = 75,253.48 × 13,239.76
  4. Step 4: Simplify right side
    50,172.88x = 996,338,014.36
  5. Step 5: Solve for x
    x = 996,338,014.36/50,172.88
  6. Step 6: Final answer
    x = 19,858.10

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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.