Home / 14,044.88-19,379.40-9,074

Finding the Fourth Proportional to 14,044.88, 19,379.40 and 9,074

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Solution

The fourth proportional to 14,044.88, 19,379.40 and 9,074 is: 12,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.88 : 19,379.40 = 9,074 : x
  2. Step 2: Convert to fraction form
    14,044.88/19,379.40 = 9,074/x
  3. Step 3: Cross multiply
    14,044.88x = 19,379.40 × 9,074
  4. Step 4: Simplify right side
    14,044.88x = 175,848,675.60
  5. Step 5: Solve for x
    x = 175,848,675.60/14,044.88
  6. Step 6: Final answer
    x = 12,520.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.