Home / 19,677.14-29,504.77-7,976.69

Finding the Fourth Proportional to 19,677.14, 29,504.77 and 7,976.69

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Solution

The fourth proportional to 19,677.14, 29,504.77 and 7,976.69 is: 11,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.14 : 29,504.77 = 7,976.69 : x
  2. Step 2: Convert to fraction form
    19,677.14/29,504.77 = 7,976.69/x
  3. Step 3: Cross multiply
    19,677.14x = 29,504.77 × 7,976.69
  4. Step 4: Simplify right side
    19,677.14x = 235,350,457.63
  5. Step 5: Solve for x
    x = 235,350,457.63/19,677.14
  6. Step 6: Final answer
    x = 11,960.60

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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.