Home / 18,731.63-25,850.39-10,773.84

Finding the Fourth Proportional to 18,731.63, 25,850.39 and 10,773.84

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Solution

The fourth proportional to 18,731.63, 25,850.39 and 10,773.84 is: 14,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,731.63 : 25,850.39 = 10,773.84 : x
  2. Step 2: Convert to fraction form
    18,731.63/25,850.39 = 10,773.84/x
  3. Step 3: Cross multiply
    18,731.63x = 25,850.39 × 10,773.84
  4. Step 4: Simplify right side
    18,731.63x = 278,507,965.80
  5. Step 5: Solve for x
    x = 278,507,965.80/18,731.63
  6. Step 6: Final answer
    x = 14,868.33

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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.