Home / 14,028.36-21,029.58-5,269.02

Finding the Fourth Proportional to 14,028.36, 21,029.58 and 5,269.02

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Solution

The fourth proportional to 14,028.36, 21,029.58 and 5,269.02 is: 7,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.36 : 21,029.58 = 5,269.02 : x
  2. Step 2: Convert to fraction form
    14,028.36/21,029.58 = 5,269.02/x
  3. Step 3: Cross multiply
    14,028.36x = 21,029.58 × 5,269.02
  4. Step 4: Simplify right side
    14,028.36x = 110,805,277.61
  5. Step 5: Solve for x
    x = 110,805,277.61/14,028.36
  6. Step 6: Final answer
    x = 7,898.66

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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.