Home / 14,677.92-21,985.68-9,936.97

Finding the Fourth Proportional to 14,677.92, 21,985.68 and 9,936.97

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Solution

The fourth proportional to 14,677.92, 21,985.68 and 9,936.97 is: 14,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.92 : 21,985.68 = 9,936.97 : x
  2. Step 2: Convert to fraction form
    14,677.92/21,985.68 = 9,936.97/x
  3. Step 3: Cross multiply
    14,677.92x = 21,985.68 × 9,936.97
  4. Step 4: Simplify right side
    14,677.92x = 218,470,987.63
  5. Step 5: Solve for x
    x = 218,470,987.63/14,677.92
  6. Step 6: Final answer
    x = 14,884.33

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1.5x scale

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.