Home / 14,022.61-21,027.74-5,251.37

Finding the Fourth Proportional to 14,022.61, 21,027.74 and 5,251.37

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Solution

The fourth proportional to 14,022.61, 21,027.74 and 5,251.37 is: 7,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.61 : 21,027.74 = 5,251.37 : x
  2. Step 2: Convert to fraction form
    14,022.61/21,027.74 = 5,251.37/x
  3. Step 3: Cross multiply
    14,022.61x = 21,027.74 × 5,251.37
  4. Step 4: Simplify right side
    14,022.61x = 110,424,350.99
  5. Step 5: Solve for x
    x = 110,424,350.99/14,022.61
  6. Step 6: Final answer
    x = 7,874.74

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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.