Home / 13,314.36-19,952.51-9,776.61

Finding the Fourth Proportional to 13,314.36, 19,952.51 and 9,776.61

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Solution

The fourth proportional to 13,314.36, 19,952.51 and 9,776.61 is: 14,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.36 : 19,952.51 = 9,776.61 : x
  2. Step 2: Convert to fraction form
    13,314.36/19,952.51 = 9,776.61/x
  3. Step 3: Cross multiply
    13,314.36x = 19,952.51 × 9,776.61
  4. Step 4: Simplify right side
    13,314.36x = 195,067,942.40
  5. Step 5: Solve for x
    x = 195,067,942.40/13,314.36
  6. Step 6: Final answer
    x = 14,650.94

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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.