Home / 33,665.42-46,458.61-18,558.68

Finding the Fourth Proportional to 33,665.42, 46,458.61 and 18,558.68

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Solution

The fourth proportional to 33,665.42, 46,458.61 and 18,558.68 is: 25,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,665.42 : 46,458.61 = 18,558.68 : x
  2. Step 2: Convert to fraction form
    33,665.42/46,458.61 = 18,558.68/x
  3. Step 3: Cross multiply
    33,665.42x = 46,458.61 × 18,558.68
  4. Step 4: Simplify right side
    33,665.42x = 862,210,197.55
  5. Step 5: Solve for x
    x = 862,210,197.55/33,665.42
  6. Step 6: Final answer
    x = 25,611.15

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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.