Home / 14,040.68-21,054.76-5,269.39

Finding the Fourth Proportional to 14,040.68, 21,054.76 and 5,269.39

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Solution

The fourth proportional to 14,040.68, 21,054.76 and 5,269.39 is: 7,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.68 : 21,054.76 = 5,269.39 : x
  2. Step 2: Convert to fraction form
    14,040.68/21,054.76 = 5,269.39/x
  3. Step 3: Cross multiply
    14,040.68x = 21,054.76 × 5,269.39
  4. Step 4: Simplify right side
    14,040.68x = 110,945,675.99
  5. Step 5: Solve for x
    x = 110,945,675.99/14,040.68
  6. Step 6: Final answer
    x = 7,901.73

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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.