Home / 16,650.36-22,979.90-9,936.27

Finding the Fourth Proportional to 16,650.36, 22,979.90 and 9,936.27

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Solution

The fourth proportional to 16,650.36, 22,979.90 and 9,936.27 is: 13,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.36 : 22,979.90 = 9,936.27 : x
  2. Step 2: Convert to fraction form
    16,650.36/22,979.90 = 9,936.27/x
  3. Step 3: Cross multiply
    16,650.36x = 22,979.90 × 9,936.27
  4. Step 4: Simplify right side
    16,650.36x = 228,334,515.81
  5. Step 5: Solve for x
    x = 228,334,515.81/16,650.36
  6. Step 6: Final answer
    x = 13,713.49

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1.5x scale

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.