Home / 33,241.12-45,877.50-21,908.68

Finding the Fourth Proportional to 33,241.12, 45,877.50 and 21,908.68

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Solution

The fourth proportional to 33,241.12, 45,877.50 and 21,908.68 is: 30,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,241.12 : 45,877.50 = 21,908.68 : x
  2. Step 2: Convert to fraction form
    33,241.12/45,877.50 = 21,908.68/x
  3. Step 3: Cross multiply
    33,241.12x = 45,877.50 × 21,908.68
  4. Step 4: Simplify right side
    33,241.12x = 1,005,115,466.70
  5. Step 5: Solve for x
    x = 1,005,115,466.70/33,241.12
  6. Step 6: Final answer
    x = 30,237.11

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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.