Home / 33,641.79-50,424.97-13,646.64

Finding the Fourth Proportional to 33,641.79, 50,424.97 and 13,646.64

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Solution

The fourth proportional to 33,641.79, 50,424.97 and 13,646.64 is: 20,454.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,641.79 : 50,424.97 = 13,646.64 : x
  2. Step 2: Convert to fraction form
    33,641.79/50,424.97 = 13,646.64/x
  3. Step 3: Cross multiply
    33,641.79x = 50,424.97 × 13,646.64
  4. Step 4: Simplify right side
    33,641.79x = 688,131,412.60
  5. Step 5: Solve for x
    x = 688,131,412.60/33,641.79
  6. Step 6: Final answer
    x = 20,454.66

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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.