Home / 14,379.98-21,569.36-4,519.04

Finding the Fourth Proportional to 14,379.98, 21,569.36 and 4,519.04

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Solution

The fourth proportional to 14,379.98, 21,569.36 and 4,519.04 is: 6,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.98 : 21,569.36 = 4,519.04 : x
  2. Step 2: Convert to fraction form
    14,379.98/21,569.36 = 4,519.04/x
  3. Step 3: Cross multiply
    14,379.98x = 21,569.36 × 4,519.04
  4. Step 4: Simplify right side
    14,379.98x = 97,472,670.17
  5. Step 5: Solve for x
    x = 97,472,670.17/14,379.98
  6. Step 6: Final answer
    x = 6,778.36

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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.