Home / 52,914.87-79,371.09-13,472.03

Finding the Fourth Proportional to 52,914.87, 79,371.09 and 13,472.03

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Solution

The fourth proportional to 52,914.87, 79,371.09 and 13,472.03 is: 20,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,914.87 : 79,371.09 = 13,472.03 : x
  2. Step 2: Convert to fraction form
    52,914.87/79,371.09 = 13,472.03/x
  3. Step 3: Cross multiply
    52,914.87x = 79,371.09 × 13,472.03
  4. Step 4: Simplify right side
    52,914.87x = 1,069,289,308.76
  5. Step 5: Solve for x
    x = 1,069,289,308.76/52,914.87
  6. Step 6: Final answer
    x = 20,207.73

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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.