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Finding the Fourth Proportional to 33,008.50, 45,551.73 and 18,104.50

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Solution

The fourth proportional to 33,008.50, 45,551.73 and 18,104.50 is: 24,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.50 : 45,551.73 = 18,104.50 : x
  2. Step 2: Convert to fraction form
    33,008.50/45,551.73 = 18,104.50/x
  3. Step 3: Cross multiply
    33,008.50x = 45,551.73 × 18,104.50
  4. Step 4: Simplify right side
    33,008.50x = 824,691,295.79
  5. Step 5: Solve for x
    x = 824,691,295.79/33,008.50
  6. Step 6: Final answer
    x = 24,984.21

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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.