Home / 33,283.86-45,936.34-19,136.40

Finding the Fourth Proportional to 33,283.86, 45,936.34 and 19,136.40

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Solution

The fourth proportional to 33,283.86, 45,936.34 and 19,136.40 is: 26,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.86 : 45,936.34 = 19,136.40 : x
  2. Step 2: Convert to fraction form
    33,283.86/45,936.34 = 19,136.40/x
  3. Step 3: Cross multiply
    33,283.86x = 45,936.34 × 19,136.40
  4. Step 4: Simplify right side
    33,283.86x = 879,056,176.78
  5. Step 5: Solve for x
    x = 879,056,176.78/33,283.86
  6. Step 6: Final answer
    x = 26,410.88

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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.