Home / 14,946.94-20,626.77-8,662.96

Finding the Fourth Proportional to 14,946.94, 20,626.77 and 8,662.96

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Solution

The fourth proportional to 14,946.94, 20,626.77 and 8,662.96 is: 11,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.94 : 20,626.77 = 8,662.96 : x
  2. Step 2: Convert to fraction form
    14,946.94/20,626.77 = 8,662.96/x
  3. Step 3: Cross multiply
    14,946.94x = 20,626.77 × 8,662.96
  4. Step 4: Simplify right side
    14,946.94x = 178,688,864.36
  5. Step 5: Solve for x
    x = 178,688,864.36/14,946.94
  6. Step 6: Final answer
    x = 11,954.88

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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.