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Finding the Fourth Proportional to 33,808.64, 46,655.03 and 18,700.92

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Solution

The fourth proportional to 33,808.64, 46,655.03 and 18,700.92 is: 25,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.64 : 46,655.03 = 18,700.92 : x
  2. Step 2: Convert to fraction form
    33,808.64/46,655.03 = 18,700.92/x
  3. Step 3: Cross multiply
    33,808.64x = 46,655.03 × 18,700.92
  4. Step 4: Simplify right side
    33,808.64x = 872,491,890.12
  5. Step 5: Solve for x
    x = 872,491,890.12/33,808.64
  6. Step 6: Final answer
    x = 25,806.78

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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.