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Finding the Fourth Proportional to 33,620.80, 48,476.16 and 33,620.80

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Solution

The fourth proportional to 33,620.80, 48,476.16 and 33,620.80 is: 48,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.80 : 48,476.16 = 33,620.80 : x
  2. Step 2: Convert to fraction form
    33,620.80/48,476.16 = 33,620.80/x
  3. Step 3: Cross multiply
    33,620.80x = 48,476.16 × 33,620.80
  4. Step 4: Simplify right side
    33,620.80x = 1,629,807,280.13
  5. Step 5: Solve for x
    x = 1,629,807,280.13/33,620.80
  6. Step 6: Final answer
    x = 48,476.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.