Home / 33,666.87-46,458.20-18,558.75

Finding the Fourth Proportional to 33,666.87, 46,458.20 and 18,558.75

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Solution

The fourth proportional to 33,666.87, 46,458.20 and 18,558.75 is: 25,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,666.87 : 46,458.20 = 18,558.75 : x
  2. Step 2: Convert to fraction form
    33,666.87/46,458.20 = 18,558.75/x
  3. Step 3: Cross multiply
    33,666.87x = 46,458.20 × 18,558.75
  4. Step 4: Simplify right side
    33,666.87x = 862,206,189.00
  5. Step 5: Solve for x
    x = 862,206,189.00/33,666.87
  6. Step 6: Final answer
    x = 25,609.93

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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.