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Finding the Fourth Proportional to 33,618.99, 50,433.96 and 9,928.94

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Solution

The fourth proportional to 33,618.99, 50,433.96 and 9,928.94 is: 14,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.99 : 50,433.96 = 9,928.94 : x
  2. Step 2: Convert to fraction form
    33,618.99/50,433.96 = 9,928.94/x
  3. Step 3: Cross multiply
    33,618.99x = 50,433.96 × 9,928.94
  4. Step 4: Simplify right side
    33,618.99x = 500,755,510.63
  5. Step 5: Solve for x
    x = 500,755,510.63/33,618.99
  6. Step 6: Final answer
    x = 14,895.02

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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.