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Finding the Fourth Proportional to 33,708.99, 46,510.11 and 20,608.68

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Solution

The fourth proportional to 33,708.99, 46,510.11 and 20,608.68 is: 28,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,708.99 : 46,510.11 = 20,608.68 : x
  2. Step 2: Convert to fraction form
    33,708.99/46,510.11 = 20,608.68/x
  3. Step 3: Cross multiply
    33,708.99x = 46,510.11 × 20,608.68
  4. Step 4: Simplify right side
    33,708.99x = 958,511,973.75
  5. Step 5: Solve for x
    x = 958,511,973.75/33,708.99
  6. Step 6: Final answer
    x = 28,434.91

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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.