Home / 16,650.09-22,976.46-9,936.81

Finding the Fourth Proportional to 16,650.09, 22,976.46 and 9,936.81

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Solution

The fourth proportional to 16,650.09, 22,976.46 and 9,936.81 is: 13,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.09 : 22,976.46 = 9,936.81 : x
  2. Step 2: Convert to fraction form
    16,650.09/22,976.46 = 9,936.81/x
  3. Step 3: Cross multiply
    16,650.09x = 22,976.46 × 9,936.81
  4. Step 4: Simplify right side
    16,650.09x = 228,312,717.49
  5. Step 5: Solve for x
    x = 228,312,717.49/16,650.09
  6. Step 6: Final answer
    x = 13,712.40

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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.