Home / 14,418.29-21,625.47-5,659.35

Finding the Fourth Proportional to 14,418.29, 21,625.47 and 5,659.35

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Solution

The fourth proportional to 14,418.29, 21,625.47 and 5,659.35 is: 8,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.29 : 21,625.47 = 5,659.35 : x
  2. Step 2: Convert to fraction form
    14,418.29/21,625.47 = 5,659.35/x
  3. Step 3: Cross multiply
    14,418.29x = 21,625.47 × 5,659.35
  4. Step 4: Simplify right side
    14,418.29x = 122,386,103.64
  5. Step 5: Solve for x
    x = 122,386,103.64/14,418.29
  6. Step 6: Final answer
    x = 8,488.26

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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.