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Finding the Fourth Proportional to 33,672.92, 50,509.36 and 13,946.16

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Solution

The fourth proportional to 33,672.92, 50,509.36 and 13,946.16 is: 20,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.92 : 50,509.36 = 13,946.16 : x
  2. Step 2: Convert to fraction form
    33,672.92/50,509.36 = 13,946.16/x
  3. Step 3: Cross multiply
    33,672.92x = 50,509.36 × 13,946.16
  4. Step 4: Simplify right side
    33,672.92x = 704,411,616.06
  5. Step 5: Solve for x
    x = 704,411,616.06/33,672.92
  6. Step 6: Final answer
    x = 20,919.23

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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.